Home / 48,377.34-72,566.37-13,318.92

Finding the Fourth Proportional to 48,377.34, 72,566.37 and 13,318.92

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Solution

The fourth proportional to 48,377.34, 72,566.37 and 13,318.92 is: 19,978.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,377.34 : 72,566.37 = 13,318.92 : x
  2. Step 2: Convert to fraction form
    48,377.34/72,566.37 = 13,318.92/x
  3. Step 3: Cross multiply
    48,377.34x = 72,566.37 × 13,318.92
  4. Step 4: Simplify right side
    48,377.34x = 966,505,676.72
  5. Step 5: Solve for x
    x = 966,505,676.72/48,377.34
  6. Step 6: Final answer
    x = 19,978.48

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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.