Home / 15,616.87-23,425.35-5,751.88

Finding the Fourth Proportional to 15,616.87, 23,425.35 and 5,751.88

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Solution

The fourth proportional to 15,616.87, 23,425.35 and 5,751.88 is: 8,627.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,616.87 : 23,425.35 = 5,751.88 : x
  2. Step 2: Convert to fraction form
    15,616.87/23,425.35 = 5,751.88/x
  3. Step 3: Cross multiply
    15,616.87x = 23,425.35 × 5,751.88
  4. Step 4: Simplify right side
    15,616.87x = 134,739,802.16
  5. Step 5: Solve for x
    x = 134,739,802.16/15,616.87
  6. Step 6: Final answer
    x = 8,627.84

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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.