Home / 31,446.28-43,397.02-17,300.20

Finding the Fourth Proportional to 31,446.28, 43,397.02 and 17,300.20

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Solution

The fourth proportional to 31,446.28, 43,397.02 and 17,300.20 is: 23,874.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,446.28 : 43,397.02 = 17,300.20 : x
  2. Step 2: Convert to fraction form
    31,446.28/43,397.02 = 17,300.20/x
  3. Step 3: Cross multiply
    31,446.28x = 43,397.02 × 17,300.20
  4. Step 4: Simplify right side
    31,446.28x = 750,777,125.40
  5. Step 5: Solve for x
    x = 750,777,125.40/31,446.28
  6. Step 6: Final answer
    x = 23,874.91

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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.