Home / 17,572.72-24,258.28-11,207.86

Finding the Fourth Proportional to 17,572.72, 24,258.28 and 11,207.86

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Solution

The fourth proportional to 17,572.72, 24,258.28 and 11,207.86 is: 15,471.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,572.72 : 24,258.28 = 11,207.86 : x
  2. Step 2: Convert to fraction form
    17,572.72/24,258.28 = 11,207.86/x
  3. Step 3: Cross multiply
    17,572.72x = 24,258.28 × 11,207.86
  4. Step 4: Simplify right side
    17,572.72x = 271,883,406.08
  5. Step 5: Solve for x
    x = 271,883,406.08/17,572.72
  6. Step 6: Final answer
    x = 15,471.90

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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.