Home / 26,155.60-36,099.92-15,543.17

Finding the Fourth Proportional to 26,155.60, 36,099.92 and 15,543.17

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Solution

The fourth proportional to 26,155.60, 36,099.92 and 15,543.17 is: 21,452.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,155.60 : 36,099.92 = 15,543.17 : x
  2. Step 2: Convert to fraction form
    26,155.60/36,099.92 = 15,543.17/x
  3. Step 3: Cross multiply
    26,155.60x = 36,099.92 × 15,543.17
  4. Step 4: Simplify right side
    26,155.60x = 561,107,193.55
  5. Step 5: Solve for x
    x = 561,107,193.55/26,155.60
  6. Step 6: Final answer
    x = 21,452.66

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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.