Home / 42,687.59-64,014.97-29,499.98

Finding the Fourth Proportional to 42,687.59, 64,014.97 and 29,499.98

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Solution

The fourth proportional to 42,687.59, 64,014.97 and 29,499.98 is: 44,238.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,687.59 : 64,014.97 = 29,499.98 : x
  2. Step 2: Convert to fraction form
    42,687.59/64,014.97 = 29,499.98/x
  3. Step 3: Cross multiply
    42,687.59x = 64,014.97 × 29,499.98
  4. Step 4: Simplify right side
    42,687.59x = 1,888,440,334.70
  5. Step 5: Solve for x
    x = 1,888,440,334.70/42,687.59
  6. Step 6: Final answer
    x = 44,238.63

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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.