Home / 32,185.92-48,278.84-8,814.20

Finding the Fourth Proportional to 32,185.92, 48,278.84 and 8,814.20

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Solution

The fourth proportional to 32,185.92, 48,278.84 and 8,814.20 is: 13,221.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,185.92 : 48,278.84 = 8,814.20 : x
  2. Step 2: Convert to fraction form
    32,185.92/48,278.84 = 8,814.20/x
  3. Step 3: Cross multiply
    32,185.92x = 48,278.84 × 8,814.20
  4. Step 4: Simplify right side
    32,185.92x = 425,539,351.53
  5. Step 5: Solve for x
    x = 425,539,351.53/32,185.92
  6. Step 6: Final answer
    x = 13,221.29

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1.5x scale

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.