Home / 26,616.73-39,886.82-18,306.13

Finding the Fourth Proportional to 26,616.73, 39,886.82 and 18,306.13

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Solution

The fourth proportional to 26,616.73, 39,886.82 and 18,306.13 is: 27,432.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,616.73 : 39,886.82 = 18,306.13 : x
  2. Step 2: Convert to fraction form
    26,616.73/39,886.82 = 18,306.13/x
  3. Step 3: Cross multiply
    26,616.73x = 39,886.82 × 18,306.13
  4. Step 4: Simplify right side
    26,616.73x = 730,173,312.21
  5. Step 5: Solve for x
    x = 730,173,312.21/26,616.73
  6. Step 6: Final answer
    x = 27,432.87

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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.