Home / 26,451.29-36,500.45-15,118.53

Finding the Fourth Proportional to 26,451.29, 36,500.45 and 15,118.53

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Solution

The fourth proportional to 26,451.29, 36,500.45 and 15,118.53 is: 20,862.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,451.29 : 36,500.45 = 15,118.53 : x
  2. Step 2: Convert to fraction form
    26,451.29/36,500.45 = 15,118.53/x
  3. Step 3: Cross multiply
    26,451.29x = 36,500.45 × 15,118.53
  4. Step 4: Simplify right side
    26,451.29x = 551,833,148.34
  5. Step 5: Solve for x
    x = 551,833,148.34/26,451.29
  6. Step 6: Final answer
    x = 20,862.24

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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.