Home / 25,207.12-34,792.24-15,136

Finding the Fourth Proportional to 25,207.12, 34,792.24 and 15,136

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Solution

The fourth proportional to 25,207.12, 34,792.24 and 15,136 is: 20,891.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,207.12 : 34,792.24 = 15,136 : x
  2. Step 2: Convert to fraction form
    25,207.12/34,792.24 = 15,136/x
  3. Step 3: Cross multiply
    25,207.12x = 34,792.24 × 15,136
  4. Step 4: Simplify right side
    25,207.12x = 526,615,344.64
  5. Step 5: Solve for x
    x = 526,615,344.64/25,207.12
  6. Step 6: Final answer
    x = 20,891.53

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.