Home / 15,217.42-22,827.15-5,357.47

Finding the Fourth Proportional to 15,217.42, 22,827.15 and 5,357.47

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Solution

The fourth proportional to 15,217.42, 22,827.15 and 5,357.47 is: 8,036.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,217.42 : 22,827.15 = 5,357.47 : x
  2. Step 2: Convert to fraction form
    15,217.42/22,827.15 = 5,357.47/x
  3. Step 3: Cross multiply
    15,217.42x = 22,827.15 × 5,357.47
  4. Step 4: Simplify right side
    15,217.42x = 122,295,715.44
  5. Step 5: Solve for x
    x = 122,295,715.44/15,217.42
  6. Step 6: Final answer
    x = 8,036.56

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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.