Home / 14,170.20-19,552.81-8,503.74

Finding the Fourth Proportional to 14,170.20, 19,552.81 and 8,503.74

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Solution

The fourth proportional to 14,170.20, 19,552.81 and 8,503.74 is: 11,733.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,170.20 : 19,552.81 = 8,503.74 : x
  2. Step 2: Convert to fraction form
    14,170.20/19,552.81 = 8,503.74/x
  3. Step 3: Cross multiply
    14,170.20x = 19,552.81 × 8,503.74
  4. Step 4: Simplify right side
    14,170.20x = 166,272,012.51
  5. Step 5: Solve for x
    x = 166,272,012.51/14,170.20
  6. Step 6: Final answer
    x = 11,733.92

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Double scale
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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.