Home / 31,417.08-43,353.96-17,269.62

Finding the Fourth Proportional to 31,417.08, 43,353.96 and 17,269.62

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Solution

The fourth proportional to 31,417.08, 43,353.96 and 17,269.62 is: 23,831.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,417.08 : 43,353.96 = 17,269.62 : x
  2. Step 2: Convert to fraction form
    31,417.08/43,353.96 = 17,269.62/x
  3. Step 3: Cross multiply
    31,417.08x = 43,353.96 × 17,269.62
  4. Step 4: Simplify right side
    31,417.08x = 748,706,414.70
  5. Step 5: Solve for x
    x = 748,706,414.70/31,417.08
  6. Step 6: Final answer
    x = 23,831.19

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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.