Home / 18,005.20-26,966.04-17,382.24

Finding the Fourth Proportional to 18,005.20, 26,966.04 and 17,382.24

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Solution

The fourth proportional to 18,005.20, 26,966.04 and 17,382.24 is: 26,033.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,005.20 : 26,966.04 = 17,382.24 : x
  2. Step 2: Convert to fraction form
    18,005.20/26,966.04 = 17,382.24/x
  3. Step 3: Cross multiply
    18,005.20x = 26,966.04 × 17,382.24
  4. Step 4: Simplify right side
    18,005.20x = 468,730,179.13
  5. Step 5: Solve for x
    x = 468,730,179.13/18,005.20
  6. Step 6: Final answer
    x = 26,033.04

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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.