Home / 40,127.31-60,158.12-15,153.18

Finding the Fourth Proportional to 40,127.31, 60,158.12 and 15,153.18

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Solution

The fourth proportional to 40,127.31, 60,158.12 and 15,153.18 is: 22,717.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,127.31 : 60,158.12 = 15,153.18 : x
  2. Step 2: Convert to fraction form
    40,127.31/60,158.12 = 15,153.18/x
  3. Step 3: Cross multiply
    40,127.31x = 60,158.12 × 15,153.18
  4. Step 4: Simplify right side
    40,127.31x = 911,586,745.06
  5. Step 5: Solve for x
    x = 911,586,745.06/40,127.31
  6. Step 6: Final answer
    x = 22,717.36

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1.5x scale

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.