Home / 48,047.12-72,073.11-18,454.58

Finding the Fourth Proportional to 48,047.12, 72,073.11 and 18,454.58

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Solution

The fourth proportional to 48,047.12, 72,073.11 and 18,454.58 is: 27,682.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,047.12 : 72,073.11 = 18,454.58 : x
  2. Step 2: Convert to fraction form
    48,047.12/72,073.11 = 18,454.58/x
  3. Step 3: Cross multiply
    48,047.12x = 72,073.11 × 18,454.58
  4. Step 4: Simplify right side
    48,047.12x = 1,330,078,974.34
  5. Step 5: Solve for x
    x = 1,330,078,974.34/48,047.12
  6. Step 6: Final answer
    x = 27,682.80

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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.