Home / 26,110.38-39,165.57-15,787.74

Finding the Fourth Proportional to 26,110.38, 39,165.57 and 15,787.74

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Solution

The fourth proportional to 26,110.38, 39,165.57 and 15,787.74 is: 23,681.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,110.38 : 39,165.57 = 15,787.74 : x
  2. Step 2: Convert to fraction form
    26,110.38/39,165.57 = 15,787.74/x
  3. Step 3: Cross multiply
    26,110.38x = 39,165.57 × 15,787.74
  4. Step 4: Simplify right side
    26,110.38x = 618,335,836.11
  5. Step 5: Solve for x
    x = 618,335,836.11/26,110.38
  6. Step 6: Final answer
    x = 23,681.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.