Home / 40,122.65-60,189.84-12,044.93

Finding the Fourth Proportional to 40,122.65, 60,189.84 and 12,044.93

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Solution

The fourth proportional to 40,122.65, 60,189.84 and 12,044.93 is: 18,069.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,122.65 : 60,189.84 = 12,044.93 : x
  2. Step 2: Convert to fraction form
    40,122.65/60,189.84 = 12,044.93/x
  3. Step 3: Cross multiply
    40,122.65x = 60,189.84 × 12,044.93
  4. Step 4: Simplify right side
    40,122.65x = 724,982,108.56
  5. Step 5: Solve for x
    x = 724,982,108.56/40,122.65
  6. Step 6: Final answer
    x = 18,069.15

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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.