Home / 31,641.92-43,668.40-17,495.04

Finding the Fourth Proportional to 31,641.92, 43,668.40 and 17,495.04

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Solution

The fourth proportional to 31,641.92, 43,668.40 and 17,495.04 is: 24,144.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,641.92 : 43,668.40 = 17,495.04 : x
  2. Step 2: Convert to fraction form
    31,641.92/43,668.40 = 17,495.04/x
  3. Step 3: Cross multiply
    31,641.92x = 43,668.40 × 17,495.04
  4. Step 4: Simplify right side
    31,641.92x = 763,980,404.74
  5. Step 5: Solve for x
    x = 763,980,404.74/31,641.92
  6. Step 6: Final answer
    x = 24,144.57

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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.