Home / 41,630.96-62,479.24-21,921.20

Finding the Fourth Proportional to 41,630.96, 62,479.24 and 21,921.20

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Solution

The fourth proportional to 41,630.96, 62,479.24 and 21,921.20 is: 32,899.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,630.96 : 62,479.24 = 21,921.20 : x
  2. Step 2: Convert to fraction form
    41,630.96/62,479.24 = 21,921.20/x
  3. Step 3: Cross multiply
    41,630.96x = 62,479.24 × 21,921.20
  4. Step 4: Simplify right side
    41,630.96x = 1,369,619,915.89
  5. Step 5: Solve for x
    x = 1,369,619,915.89/41,630.96
  6. Step 6: Final answer
    x = 32,899.07

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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.