Home / 48,526.19-72,789.32-13,465.88

Finding the Fourth Proportional to 48,526.19, 72,789.32 and 13,465.88

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Solution

The fourth proportional to 48,526.19, 72,789.32 and 13,465.88 is: 20,198.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,526.19 : 72,789.32 = 13,465.88 : x
  2. Step 2: Convert to fraction form
    48,526.19/72,789.32 = 13,465.88/x
  3. Step 3: Cross multiply
    48,526.19x = 72,789.32 × 13,465.88
  4. Step 4: Simplify right side
    48,526.19x = 980,172,248.40
  5. Step 5: Solve for x
    x = 980,172,248.40/48,526.19
  6. Step 6: Final answer
    x = 20,198.83

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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.