Home / 24,581.80-36,869.86-6,813.78

Finding the Fourth Proportional to 24,581.80, 36,869.86 and 6,813.78

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Solution

The fourth proportional to 24,581.80, 36,869.86 and 6,813.78 is: 10,219.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,581.80 : 36,869.86 = 6,813.78 : x
  2. Step 2: Convert to fraction form
    24,581.80/36,869.86 = 6,813.78/x
  3. Step 3: Cross multiply
    24,581.80x = 36,869.86 × 6,813.78
  4. Step 4: Simplify right side
    24,581.80x = 251,223,114.67
  5. Step 5: Solve for x
    x = 251,223,114.67/24,581.80
  6. Step 6: Final answer
    x = 10,219.88

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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.