Home / 18,127.17-27,192.62-6,280.92

Finding the Fourth Proportional to 18,127.17, 27,192.62 and 6,280.92

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Solution

The fourth proportional to 18,127.17, 27,192.62 and 6,280.92 is: 9,422.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,127.17 : 27,192.62 = 6,280.92 : x
  2. Step 2: Convert to fraction form
    18,127.17/27,192.62 = 6,280.92/x
  3. Step 3: Cross multiply
    18,127.17x = 27,192.62 × 6,280.92
  4. Step 4: Simplify right side
    18,127.17x = 170,794,639.41
  5. Step 5: Solve for x
    x = 170,794,639.41/18,127.17
  6. Step 6: Final answer
    x = 9,422.02

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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.