Home / 32,129.28-48,195.96-9,940.79

Finding the Fourth Proportional to 32,129.28, 48,195.96 and 9,940.79

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Solution

The fourth proportional to 32,129.28, 48,195.96 and 9,940.79 is: 14,911.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,129.28 : 48,195.96 = 9,940.79 : x
  2. Step 2: Convert to fraction form
    32,129.28/48,195.96 = 9,940.79/x
  3. Step 3: Cross multiply
    32,129.28x = 48,195.96 × 9,940.79
  4. Step 4: Simplify right side
    32,129.28x = 479,105,917.21
  5. Step 5: Solve for x
    x = 479,105,917.21/32,129.28
  6. Step 6: Final answer
    x = 14,911.82

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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.