Home / 18,084.80-24,957.12-10,127.76

Finding the Fourth Proportional to 18,084.80, 24,957.12 and 10,127.76

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Solution

The fourth proportional to 18,084.80, 24,957.12 and 10,127.76 is: 13,976.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,084.80 : 24,957.12 = 10,127.76 : x
  2. Step 2: Convert to fraction form
    18,084.80/24,957.12 = 10,127.76/x
  3. Step 3: Cross multiply
    18,084.80x = 24,957.12 × 10,127.76
  4. Step 4: Simplify right side
    18,084.80x = 252,759,721.65
  5. Step 5: Solve for x
    x = 252,759,721.65/18,084.80
  6. Step 6: Final answer
    x = 13,976.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.