Home / 31,166.76-43,013.84-17,555.26

Finding the Fourth Proportional to 31,166.76, 43,013.84 and 17,555.26

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Solution

The fourth proportional to 31,166.76, 43,013.84 and 17,555.26 is: 24,228.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,166.76 : 43,013.84 = 17,555.26 : x
  2. Step 2: Convert to fraction form
    31,166.76/43,013.84 = 17,555.26/x
  3. Step 3: Cross multiply
    31,166.76x = 43,013.84 × 17,555.26
  4. Step 4: Simplify right side
    31,166.76x = 755,119,144.80
  5. Step 5: Solve for x
    x = 755,119,144.80/31,166.76
  6. Step 6: Final answer
    x = 24,228.35

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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.