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Finding the Fourth Proportional to 41,718.76, 57,572.74 and 22,854.76

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Solution

The fourth proportional to 41,718.76, 57,572.74 and 22,854.76 is: 31,540.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,718.76 : 57,572.74 = 22,854.76 : x
  2. Step 2: Convert to fraction form
    41,718.76/57,572.74 = 22,854.76/x
  3. Step 3: Cross multiply
    41,718.76x = 57,572.74 × 22,854.76
  4. Step 4: Simplify right side
    41,718.76x = 1,315,811,155.24
  5. Step 5: Solve for x
    x = 1,315,811,155.24/41,718.76
  6. Step 6: Final answer
    x = 31,540.04

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Half scale
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Double scale
Find fourth proportional to 41,719.76, 57,574.12 and 22,855.76
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.