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Finding the Fourth Proportional to 40,362.30, 60,472.98 and 26,299.89

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Solution

The fourth proportional to 40,362.30, 60,472.98 and 26,299.89 is: 39,403.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,362.30 : 60,472.98 = 26,299.89 : x
  2. Step 2: Convert to fraction form
    40,362.30/60,472.98 = 26,299.89/x
  3. Step 3: Cross multiply
    40,362.30x = 60,472.98 × 26,299.89
  4. Step 4: Simplify right side
    40,362.30x = 1,590,432,721.97
  5. Step 5: Solve for x
    x = 1,590,432,721.97/40,362.30
  6. Step 6: Final answer
    x = 39,403.92

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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.