Home / 27,251.28-37,607.88-15,314.59

Finding the Fourth Proportional to 27,251.28, 37,607.88 and 15,314.59

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Solution

The fourth proportional to 27,251.28, 37,607.88 and 15,314.59 is: 21,134.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,251.28 : 37,607.88 = 15,314.59 : x
  2. Step 2: Convert to fraction form
    27,251.28/37,607.88 = 15,314.59/x
  3. Step 3: Cross multiply
    27,251.28x = 37,607.88 × 15,314.59
  4. Step 4: Simplify right side
    27,251.28x = 575,949,367.41
  5. Step 5: Solve for x
    x = 575,949,367.41/27,251.28
  6. Step 6: Final answer
    x = 21,134.76

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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.