Home / 52,545.96-78,822.90-15,105.78

Finding the Fourth Proportional to 52,545.96, 78,822.90 and 15,105.78

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Solution

The fourth proportional to 52,545.96, 78,822.90 and 15,105.78 is: 22,659.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,545.96 : 78,822.90 = 15,105.78 : x
  2. Step 2: Convert to fraction form
    52,545.96/78,822.90 = 15,105.78/x
  3. Step 3: Cross multiply
    52,545.96x = 78,822.90 × 15,105.78
  4. Step 4: Simplify right side
    52,545.96x = 1,190,681,386.36
  5. Step 5: Solve for x
    x = 1,190,681,386.36/52,545.96
  6. Step 6: Final answer
    x = 22,659.81

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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.