Home / 15,100.90-22,632.21-8,530.79

Finding the Fourth Proportional to 15,100.90, 22,632.21 and 8,530.79

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Solution

The fourth proportional to 15,100.90, 22,632.21 and 8,530.79 is: 12,785.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,100.90 : 22,632.21 = 8,530.79 : x
  2. Step 2: Convert to fraction form
    15,100.90/22,632.21 = 8,530.79/x
  3. Step 3: Cross multiply
    15,100.90x = 22,632.21 × 8,530.79
  4. Step 4: Simplify right side
    15,100.90x = 193,070,517.58
  5. Step 5: Solve for x
    x = 193,070,517.58/15,100.90
  6. Step 6: Final answer
    x = 12,785.37

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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.