Home / 15,185.54-22,759.68-8,617.26

Finding the Fourth Proportional to 15,185.54, 22,759.68 and 8,617.26

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Solution

The fourth proportional to 15,185.54, 22,759.68 and 8,617.26 is: 12,915.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,185.54 : 22,759.68 = 8,617.26 : x
  2. Step 2: Convert to fraction form
    15,185.54/22,759.68 = 8,617.26/x
  3. Step 3: Cross multiply
    15,185.54x = 22,759.68 × 8,617.26
  4. Step 4: Simplify right side
    15,185.54x = 196,126,080.08
  5. Step 5: Solve for x
    x = 196,126,080.08/15,185.54
  6. Step 6: Final answer
    x = 12,915.32

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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.