Home / 26,581.58-39,859.82-9,702.88

Finding the Fourth Proportional to 26,581.58, 39,859.82 and 9,702.88

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Solution

The fourth proportional to 26,581.58, 39,859.82 and 9,702.88 is: 14,549.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,581.58 : 39,859.82 = 9,702.88 : x
  2. Step 2: Convert to fraction form
    26,581.58/39,859.82 = 9,702.88/x
  3. Step 3: Cross multiply
    26,581.58x = 39,859.82 × 9,702.88
  4. Step 4: Simplify right side
    26,581.58x = 386,755,050.28
  5. Step 5: Solve for x
    x = 386,755,050.28/26,581.58
  6. Step 6: Final answer
    x = 14,549.74

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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.