Home / 31,411.59-43,348.02-17,265.35

Finding the Fourth Proportional to 31,411.59, 43,348.02 and 17,265.35

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Solution

The fourth proportional to 31,411.59, 43,348.02 and 17,265.35 is: 23,826.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,411.59 : 43,348.02 = 17,265.35 : x
  2. Step 2: Convert to fraction form
    31,411.59/43,348.02 = 17,265.35/x
  3. Step 3: Cross multiply
    31,411.59x = 43,348.02 × 17,265.35
  4. Step 4: Simplify right side
    31,411.59x = 748,418,737.11
  5. Step 5: Solve for x
    x = 748,418,737.11/31,411.59
  6. Step 6: Final answer
    x = 23,826.20

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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.