Home / 15,252.70-22,882.80-5,257.60

Finding the Fourth Proportional to 15,252.70, 22,882.80 and 5,257.60

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Solution

The fourth proportional to 15,252.70, 22,882.80 and 5,257.60 is: 7,887.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,252.70 : 22,882.80 = 5,257.60 : x
  2. Step 2: Convert to fraction form
    15,252.70/22,882.80 = 5,257.60/x
  3. Step 3: Cross multiply
    15,252.70x = 22,882.80 × 5,257.60
  4. Step 4: Simplify right side
    15,252.70x = 120,308,609.28
  5. Step 5: Solve for x
    x = 120,308,609.28/15,252.70
  6. Step 6: Final answer
    x = 7,887.69

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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.