Home / 48,252.08-72,379.12-13,191.52

Finding the Fourth Proportional to 48,252.08, 72,379.12 and 13,191.52

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Solution

The fourth proportional to 48,252.08, 72,379.12 and 13,191.52 is: 19,787.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,252.08 : 72,379.12 = 13,191.52 : x
  2. Step 2: Convert to fraction form
    48,252.08/72,379.12 = 13,191.52/x
  3. Step 3: Cross multiply
    48,252.08x = 72,379.12 × 13,191.52
  4. Step 4: Simplify right side
    48,252.08x = 954,790,609.06
  5. Step 5: Solve for x
    x = 954,790,609.06/48,252.08
  6. Step 6: Final answer
    x = 19,787.55

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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.