Home / 26,112.96-36,033.66-14,781.87

Finding the Fourth Proportional to 26,112.96, 36,033.66 and 14,781.87

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Solution

The fourth proportional to 26,112.96, 36,033.66 and 14,781.87 is: 20,397.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,112.96 : 36,033.66 = 14,781.87 : x
  2. Step 2: Convert to fraction form
    26,112.96/36,033.66 = 14,781.87/x
  3. Step 3: Cross multiply
    26,112.96x = 36,033.66 × 14,781.87
  4. Step 4: Simplify right side
    26,112.96x = 532,644,877.74
  5. Step 5: Solve for x
    x = 532,644,877.74/26,112.96
  6. Step 6: Final answer
    x = 20,397.72

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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.