Home / 48,530.98-72,753.15-18,941.92

Finding the Fourth Proportional to 48,530.98, 72,753.15 and 18,941.92

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Solution

The fourth proportional to 48,530.98, 72,753.15 and 18,941.92 is: 28,395.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,530.98 : 72,753.15 = 18,941.92 : x
  2. Step 2: Convert to fraction form
    48,530.98/72,753.15 = 18,941.92/x
  3. Step 3: Cross multiply
    48,530.98x = 72,753.15 × 18,941.92
  4. Step 4: Simplify right side
    48,530.98x = 1,378,084,347.05
  5. Step 5: Solve for x
    x = 1,378,084,347.05/48,530.98
  6. Step 6: Final answer
    x = 28,395.97

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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.