Home / 15,092.53-22,638.78-5,231.80

Finding the Fourth Proportional to 15,092.53, 22,638.78 and 5,231.80

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Solution

The fourth proportional to 15,092.53, 22,638.78 and 5,231.80 is: 7,847.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,092.53 : 22,638.78 = 5,231.80 : x
  2. Step 2: Convert to fraction form
    15,092.53/22,638.78 = 5,231.80/x
  3. Step 3: Cross multiply
    15,092.53x = 22,638.78 × 5,231.80
  4. Step 4: Simplify right side
    15,092.53x = 118,441,569.20
  5. Step 5: Solve for x
    x = 118,441,569.20/15,092.53
  6. Step 6: Final answer
    x = 7,847.69

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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.