Home / 48,402.24-72,607.84-18,822.30

Finding the Fourth Proportional to 48,402.24, 72,607.84 and 18,822.30

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Solution

The fourth proportional to 48,402.24, 72,607.84 and 18,822.30 is: 28,235.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,402.24 : 72,607.84 = 18,822.30 : x
  2. Step 2: Convert to fraction form
    48,402.24/72,607.84 = 18,822.30/x
  3. Step 3: Cross multiply
    48,402.24x = 72,607.84 × 18,822.30
  4. Step 4: Simplify right side
    48,402.24x = 1,366,646,546.83
  5. Step 5: Solve for x
    x = 1,366,646,546.83/48,402.24
  6. Step 6: Final answer
    x = 28,235.19

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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.