Home / 40,061.34-60,079.91-13,400.52

Finding the Fourth Proportional to 40,061.34, 60,079.91 and 13,400.52

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Solution

The fourth proportional to 40,061.34, 60,079.91 and 13,400.52 is: 20,096.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,061.34 : 60,079.91 = 13,400.52 : x
  2. Step 2: Convert to fraction form
    40,061.34/60,079.91 = 13,400.52/x
  3. Step 3: Cross multiply
    40,061.34x = 60,079.91 × 13,400.52
  4. Step 4: Simplify right side
    40,061.34x = 805,101,968.55
  5. Step 5: Solve for x
    x = 805,101,968.55/40,061.34
  6. Step 6: Final answer
    x = 20,096.73

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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.