Home / 15,140.12-22,710.38-8,566.97

Finding the Fourth Proportional to 15,140.12, 22,710.38 and 8,566.97

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Solution

The fourth proportional to 15,140.12, 22,710.38 and 8,566.97 is: 12,850.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,140.12 : 22,710.38 = 8,566.97 : x
  2. Step 2: Convert to fraction form
    15,140.12/22,710.38 = 8,566.97/x
  3. Step 3: Cross multiply
    15,140.12x = 22,710.38 × 8,566.97
  4. Step 4: Simplify right side
    15,140.12x = 194,558,987.76
  5. Step 5: Solve for x
    x = 194,558,987.76/15,140.12
  6. Step 6: Final answer
    x = 12,850.56

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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.