Home / 48,776.24-73,164.40-13,715.90

Finding the Fourth Proportional to 48,776.24, 73,164.40 and 13,715.90

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Solution

The fourth proportional to 48,776.24, 73,164.40 and 13,715.90 is: 20,573.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,776.24 : 73,164.40 = 13,715.90 : x
  2. Step 2: Convert to fraction form
    48,776.24/73,164.40 = 13,715.90/x
  3. Step 3: Cross multiply
    48,776.24x = 73,164.40 × 13,715.90
  4. Step 4: Simplify right side
    48,776.24x = 1,003,515,742.58
  5. Step 5: Solve for x
    x = 1,003,515,742.58/48,776.24
  6. Step 6: Final answer
    x = 20,573.86

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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.