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Finding the Fourth Proportional to 48,870.52, 73,305.24 and 11,934.52

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Solution

The fourth proportional to 48,870.52, 73,305.24 and 11,934.52 is: 17,901.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,870.52 : 73,305.24 = 11,934.52 : x
  2. Step 2: Convert to fraction form
    48,870.52/73,305.24 = 11,934.52/x
  3. Step 3: Cross multiply
    48,870.52x = 73,305.24 × 11,934.52
  4. Step 4: Simplify right side
    48,870.52x = 874,862,852.88
  5. Step 5: Solve for x
    x = 874,862,852.88/48,870.52
  6. Step 6: Final answer
    x = 17,901.65

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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.