Home / 26,287.62-36,275.45-14,959.88

Finding the Fourth Proportional to 26,287.62, 36,275.45 and 14,959.88

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Solution

The fourth proportional to 26,287.62, 36,275.45 and 14,959.88 is: 20,643.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,287.62 : 36,275.45 = 14,959.88 : x
  2. Step 2: Convert to fraction form
    26,287.62/36,275.45 = 14,959.88/x
  3. Step 3: Cross multiply
    26,287.62x = 36,275.45 × 14,959.88
  4. Step 4: Simplify right side
    26,287.62x = 542,676,122.77
  5. Step 5: Solve for x
    x = 542,676,122.77/26,287.62
  6. Step 6: Final answer
    x = 20,643.79

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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.