Home / 40,130.18-60,162.42-15,156.06

Finding the Fourth Proportional to 40,130.18, 60,162.42 and 15,156.06

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Solution

The fourth proportional to 40,130.18, 60,162.42 and 15,156.06 is: 22,721.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,130.18 : 60,162.42 = 15,156.06 : x
  2. Step 2: Convert to fraction form
    40,130.18/60,162.42 = 15,156.06/x
  3. Step 3: Cross multiply
    40,130.18x = 60,162.42 × 15,156.06
  4. Step 4: Simplify right side
    40,130.18x = 911,825,247.27
  5. Step 5: Solve for x
    x = 911,825,247.27/40,130.18
  6. Step 6: Final answer
    x = 22,721.68

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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.