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Finding the Fourth Proportional to 40,334.88, 60,502.38 and 15,710.88

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Solution

The fourth proportional to 40,334.88, 60,502.38 and 15,710.88 is: 23,566.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,334.88 : 60,502.38 = 15,710.88 : x
  2. Step 2: Convert to fraction form
    40,334.88/60,502.38 = 15,710.88/x
  3. Step 3: Cross multiply
    40,334.88x = 60,502.38 × 15,710.88
  4. Step 4: Simplify right side
    40,334.88x = 950,545,631.89
  5. Step 5: Solve for x
    x = 950,545,631.89/40,334.88
  6. Step 6: Final answer
    x = 23,566.34

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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.