Home / 18,541.08-25,567.52-12,882.24

Finding the Fourth Proportional to 18,541.08, 25,567.52 and 12,882.24

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Solution

The fourth proportional to 18,541.08, 25,567.52 and 12,882.24 is: 17,764.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,541.08 : 25,567.52 = 12,882.24 : x
  2. Step 2: Convert to fraction form
    18,541.08/25,567.52 = 12,882.24/x
  3. Step 3: Cross multiply
    18,541.08x = 25,567.52 × 12,882.24
  4. Step 4: Simplify right side
    18,541.08x = 329,366,864.43
  5. Step 5: Solve for x
    x = 329,366,864.43/18,541.08
  6. Step 6: Final answer
    x = 17,764.17

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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.