Home / 45,045.89-67,545.90-15,049.36

Finding the Fourth Proportional to 45,045.89, 67,545.90 and 15,049.36

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Solution

The fourth proportional to 45,045.89, 67,545.90 and 15,049.36 is: 22,566.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,045.89 : 67,545.90 = 15,049.36 : x
  2. Step 2: Convert to fraction form
    45,045.89/67,545.90 = 15,049.36/x
  3. Step 3: Cross multiply
    45,045.89x = 67,545.90 × 15,049.36
  4. Step 4: Simplify right side
    45,045.89x = 1,016,522,650.06
  5. Step 5: Solve for x
    x = 1,016,522,650.06/45,045.89
  6. Step 6: Final answer
    x = 22,566.38

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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.