Home / 38,554.52-57,815.46-12,252.20

Finding the Fourth Proportional to 38,554.52, 57,815.46 and 12,252.20

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Solution

The fourth proportional to 38,554.52, 57,815.46 and 12,252.20 is: 18,373.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,554.52 : 57,815.46 = 12,252.20 : x
  2. Step 2: Convert to fraction form
    38,554.52/57,815.46 = 12,252.20/x
  3. Step 3: Cross multiply
    38,554.52x = 57,815.46 × 12,252.20
  4. Step 4: Simplify right side
    38,554.52x = 708,366,579.01
  5. Step 5: Solve for x
    x = 708,366,579.01/38,554.52
  6. Step 6: Final answer
    x = 18,373.11

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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.