Home / 26,871.17-37,092.55-17,915.40

Finding the Fourth Proportional to 26,871.17, 37,092.55 and 17,915.40

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Solution

The fourth proportional to 26,871.17, 37,092.55 and 17,915.40 is: 24,730.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,871.17 : 37,092.55 = 17,915.40 : x
  2. Step 2: Convert to fraction form
    26,871.17/37,092.55 = 17,915.40/x
  3. Step 3: Cross multiply
    26,871.17x = 37,092.55 × 17,915.40
  4. Step 4: Simplify right side
    26,871.17x = 664,527,887.82
  5. Step 5: Solve for x
    x = 664,527,887.82/26,871.17
  6. Step 6: Final answer
    x = 24,730.15

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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.