Home / 24,354.86-36,436.17-18,765.86

Finding the Fourth Proportional to 24,354.86, 36,436.17 and 18,765.86

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Solution

The fourth proportional to 24,354.86, 36,436.17 and 18,765.86 is: 28,074.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,354.86 : 36,436.17 = 18,765.86 : x
  2. Step 2: Convert to fraction form
    24,354.86/36,436.17 = 18,765.86/x
  3. Step 3: Cross multiply
    24,354.86x = 36,436.17 × 18,765.86
  4. Step 4: Simplify right side
    24,354.86x = 683,756,065.16
  5. Step 5: Solve for x
    x = 683,756,065.16/24,354.86
  6. Step 6: Final answer
    x = 28,074.73

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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.