Home / 15,160.41-22,740.71-5,299.65

Finding the Fourth Proportional to 15,160.41, 22,740.71 and 5,299.65

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Solution

The fourth proportional to 15,160.41, 22,740.71 and 5,299.65 is: 7,949.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,160.41 : 22,740.71 = 5,299.65 : x
  2. Step 2: Convert to fraction form
    15,160.41/22,740.71 = 5,299.65/x
  3. Step 3: Cross multiply
    15,160.41x = 22,740.71 × 5,299.65
  4. Step 4: Simplify right side
    15,160.41x = 120,517,777.25
  5. Step 5: Solve for x
    x = 120,517,777.25/15,160.41
  6. Step 6: Final answer
    x = 7,949.51

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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.