Home / 17,956.08-24,772.03-11,581.79

Finding the Fourth Proportional to 17,956.08, 24,772.03 and 11,581.79

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Solution

The fourth proportional to 17,956.08, 24,772.03 and 11,581.79 is: 15,978.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,956.08 : 24,772.03 = 11,581.79 : x
  2. Step 2: Convert to fraction form
    17,956.08/24,772.03 = 11,581.79/x
  3. Step 3: Cross multiply
    17,956.08x = 24,772.03 × 11,581.79
  4. Step 4: Simplify right side
    17,956.08x = 286,904,296.52
  5. Step 5: Solve for x
    x = 286,904,296.52/17,956.08
  6. Step 6: Final answer
    x = 15,978.11

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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.