Home / 15,627.87-23,445.90-5,767.25

Finding the Fourth Proportional to 15,627.87, 23,445.90 and 5,767.25

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Solution

The fourth proportional to 15,627.87, 23,445.90 and 5,767.25 is: 8,652.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,627.87 : 23,445.90 = 5,767.25 : x
  2. Step 2: Convert to fraction form
    15,627.87/23,445.90 = 5,767.25/x
  3. Step 3: Cross multiply
    15,627.87x = 23,445.90 × 5,767.25
  4. Step 4: Simplify right side
    15,627.87x = 135,218,249.55
  5. Step 5: Solve for x
    x = 135,218,249.55/15,627.87
  6. Step 6: Final answer
    x = 8,652.38

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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.