Home / 27,288.60-40,867.14-15,566.28

Finding the Fourth Proportional to 27,288.60, 40,867.14 and 15,566.28

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Solution

The fourth proportional to 27,288.60, 40,867.14 and 15,566.28 is: 23,311.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,288.60 : 40,867.14 = 15,566.28 : x
  2. Step 2: Convert to fraction form
    27,288.60/40,867.14 = 15,566.28/x
  3. Step 3: Cross multiply
    27,288.60x = 40,867.14 × 15,566.28
  4. Step 4: Simplify right side
    27,288.60x = 636,149,344.04
  5. Step 5: Solve for x
    x = 636,149,344.04/27,288.60
  6. Step 6: Final answer
    x = 23,311.91

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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.