Home / 15,408.48-23,110.18-5,545.92

Finding the Fourth Proportional to 15,408.48, 23,110.18 and 5,545.92

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Solution

The fourth proportional to 15,408.48, 23,110.18 and 5,545.92 is: 8,317.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,408.48 : 23,110.18 = 5,545.92 : x
  2. Step 2: Convert to fraction form
    15,408.48/23,110.18 = 5,545.92/x
  3. Step 3: Cross multiply
    15,408.48x = 23,110.18 × 5,545.92
  4. Step 4: Simplify right side
    15,408.48x = 128,167,209.47
  5. Step 5: Solve for x
    x = 128,167,209.47/15,408.48
  6. Step 6: Final answer
    x = 8,317.97

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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.