Home / 41,943.16-62,869.11-20,898.75

Finding the Fourth Proportional to 41,943.16, 62,869.11 and 20,898.75

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Solution

The fourth proportional to 41,943.16, 62,869.11 and 20,898.75 is: 31,325.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,943.16 : 62,869.11 = 20,898.75 : x
  2. Step 2: Convert to fraction form
    41,943.16/62,869.11 = 20,898.75/x
  3. Step 3: Cross multiply
    41,943.16x = 62,869.11 × 20,898.75
  4. Step 4: Simplify right side
    41,943.16x = 1,313,885,812.61
  5. Step 5: Solve for x
    x = 1,313,885,812.61/41,943.16
  6. Step 6: Final answer
    x = 31,325.39

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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.