Home / 41,962.96-62,900.36-21,142.80

Finding the Fourth Proportional to 41,962.96, 62,900.36 and 21,142.80

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Solution

The fourth proportional to 41,962.96, 62,900.36 and 21,142.80 is: 31,691.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,962.96 : 62,900.36 = 21,142.80 : x
  2. Step 2: Convert to fraction form
    41,962.96/62,900.36 = 21,142.80/x
  3. Step 3: Cross multiply
    41,962.96x = 62,900.36 × 21,142.80
  4. Step 4: Simplify right side
    41,962.96x = 1,329,889,731.41
  5. Step 5: Solve for x
    x = 1,329,889,731.41/41,962.96
  6. Step 6: Final answer
    x = 31,691.99

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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.