Home / 51,142.24-76,701.12-19,545.76

Finding the Fourth Proportional to 51,142.24, 76,701.12 and 19,545.76

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Solution

The fourth proportional to 51,142.24, 76,701.12 and 19,545.76 is: 29,313.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,142.24 : 76,701.12 = 19,545.76 : x
  2. Step 2: Convert to fraction form
    51,142.24/76,701.12 = 19,545.76/x
  3. Step 3: Cross multiply
    51,142.24x = 76,701.12 × 19,545.76
  4. Step 4: Simplify right side
    51,142.24x = 1,499,181,683.25
  5. Step 5: Solve for x
    x = 1,499,181,683.25/51,142.24
  6. Step 6: Final answer
    x = 29,313.96

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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.