Home / 15,534.38-23,252.06-12,378.83

Finding the Fourth Proportional to 15,534.38, 23,252.06 and 12,378.83

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Solution

The fourth proportional to 15,534.38, 23,252.06 and 12,378.83 is: 18,528.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,534.38 : 23,252.06 = 12,378.83 : x
  2. Step 2: Convert to fraction form
    15,534.38/23,252.06 = 12,378.83/x
  3. Step 3: Cross multiply
    15,534.38x = 23,252.06 × 12,378.83
  4. Step 4: Simplify right side
    15,534.38x = 287,833,212.58
  5. Step 5: Solve for x
    x = 287,833,212.58/15,534.38
  6. Step 6: Final answer
    x = 18,528.78

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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.