Home / 26,531.38-39,760.82-14,667.58

Finding the Fourth Proportional to 26,531.38, 39,760.82 and 14,667.58

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Solution

The fourth proportional to 26,531.38, 39,760.82 and 14,667.58 is: 21,981.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,531.38 : 39,760.82 = 14,667.58 : x
  2. Step 2: Convert to fraction form
    26,531.38/39,760.82 = 14,667.58/x
  3. Step 3: Cross multiply
    26,531.38x = 39,760.82 × 14,667.58
  4. Step 4: Simplify right side
    26,531.38x = 583,195,008.22
  5. Step 5: Solve for x
    x = 583,195,008.22/26,531.38
  6. Step 6: Final answer
    x = 21,981.33

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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.