Home / 15,165.21-22,750.14-4,632.78

Finding the Fourth Proportional to 15,165.21, 22,750.14 and 4,632.78

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Solution

The fourth proportional to 15,165.21, 22,750.14 and 4,632.78 is: 6,949.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,165.21 : 22,750.14 = 4,632.78 : x
  2. Step 2: Convert to fraction form
    15,165.21/22,750.14 = 4,632.78/x
  3. Step 3: Cross multiply
    15,165.21x = 22,750.14 × 4,632.78
  4. Step 4: Simplify right side
    15,165.21x = 105,396,393.59
  5. Step 5: Solve for x
    x = 105,396,393.59/15,165.21
  6. Step 6: Final answer
    x = 6,949.88

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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.