Home / 15,652.48-23,479.80-5,791.54

Finding the Fourth Proportional to 15,652.48, 23,479.80 and 5,791.54

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Solution

The fourth proportional to 15,652.48, 23,479.80 and 5,791.54 is: 8,687.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,652.48 : 23,479.80 = 5,791.54 : x
  2. Step 2: Convert to fraction form
    15,652.48/23,479.80 = 5,791.54/x
  3. Step 3: Cross multiply
    15,652.48x = 23,479.80 × 5,791.54
  4. Step 4: Simplify right side
    15,652.48x = 135,984,200.89
  5. Step 5: Solve for x
    x = 135,984,200.89/15,652.48
  6. Step 6: Final answer
    x = 8,687.71

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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.