Home / 48,780.16-73,158.72-13,711.84

Finding the Fourth Proportional to 48,780.16, 73,158.72 and 13,711.84

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Solution

The fourth proportional to 48,780.16, 73,158.72 and 13,711.84 is: 20,564.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,780.16 : 73,158.72 = 13,711.84 : x
  2. Step 2: Convert to fraction form
    48,780.16/73,158.72 = 13,711.84/x
  3. Step 3: Cross multiply
    48,780.16x = 73,158.72 × 13,711.84
  4. Step 4: Simplify right side
    48,780.16x = 1,003,140,663.24
  5. Step 5: Solve for x
    x = 1,003,140,663.24/48,780.16
  6. Step 6: Final answer
    x = 20,564.52

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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.