Home / 41,428.90-62,145.51-11,851.08

Finding the Fourth Proportional to 41,428.90, 62,145.51 and 11,851.08

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Solution

The fourth proportional to 41,428.90, 62,145.51 and 11,851.08 is: 17,777.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,428.90 : 62,145.51 = 11,851.08 : x
  2. Step 2: Convert to fraction form
    41,428.90/62,145.51 = 11,851.08/x
  3. Step 3: Cross multiply
    41,428.90x = 62,145.51 × 11,851.08
  4. Step 4: Simplify right side
    41,428.90x = 736,491,410.65
  5. Step 5: Solve for x
    x = 736,491,410.65/41,428.90
  6. Step 6: Final answer
    x = 17,777.24

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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.