Home / 52,233.19-78,380.91-18,955.85

Finding the Fourth Proportional to 52,233.19, 78,380.91 and 18,955.85

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Solution

The fourth proportional to 52,233.19, 78,380.91 and 18,955.85 is: 28,445.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,233.19 : 78,380.91 = 18,955.85 : x
  2. Step 2: Convert to fraction form
    52,233.19/78,380.91 = 18,955.85/x
  3. Step 3: Cross multiply
    52,233.19x = 78,380.91 × 18,955.85
  4. Step 4: Simplify right side
    52,233.19x = 1,485,777,039.86
  5. Step 5: Solve for x
    x = 1,485,777,039.86/52,233.19
  6. Step 6: Final answer
    x = 28,445.08

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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.