Home / 32,278.53-48,420.21-8,904.75

Finding the Fourth Proportional to 32,278.53, 48,420.21 and 8,904.75

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Solution

The fourth proportional to 32,278.53, 48,420.21 and 8,904.75 is: 13,357.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,278.53 : 48,420.21 = 8,904.75 : x
  2. Step 2: Convert to fraction form
    32,278.53/48,420.21 = 8,904.75/x
  3. Step 3: Cross multiply
    32,278.53x = 48,420.21 × 8,904.75
  4. Step 4: Simplify right side
    32,278.53x = 431,169,865.00
  5. Step 5: Solve for x
    x = 431,169,865.00/32,278.53
  6. Step 6: Final answer
    x = 13,357.79

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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.