Home / 15,200.19-22,800.56-8,185.95

Finding the Fourth Proportional to 15,200.19, 22,800.56 and 8,185.95

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Solution

The fourth proportional to 15,200.19, 22,800.56 and 8,185.95 is: 12,279.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,200.19 : 22,800.56 = 8,185.95 : x
  2. Step 2: Convert to fraction form
    15,200.19/22,800.56 = 8,185.95/x
  3. Step 3: Cross multiply
    15,200.19x = 22,800.56 × 8,185.95
  4. Step 4: Simplify right side
    15,200.19x = 186,644,203.20
  5. Step 5: Solve for x
    x = 186,644,203.20/15,200.19
  6. Step 6: Final answer
    x = 12,279.07

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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.