Home / 26,248.66-39,372.45-8,718.64

Finding the Fourth Proportional to 26,248.66, 39,372.45 and 8,718.64

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Solution

The fourth proportional to 26,248.66, 39,372.45 and 8,718.64 is: 13,077.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,248.66 : 39,372.45 = 8,718.64 : x
  2. Step 2: Convert to fraction form
    26,248.66/39,372.45 = 8,718.64/x
  3. Step 3: Cross multiply
    26,248.66x = 39,372.45 × 8,718.64
  4. Step 4: Simplify right side
    26,248.66x = 343,274,217.47
  5. Step 5: Solve for x
    x = 343,274,217.47/26,248.66
  6. Step 6: Final answer
    x = 13,077.78

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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.