Home / 15,425.15-23,140.16-5,566.85

Finding the Fourth Proportional to 15,425.15, 23,140.16 and 5,566.85

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Solution

The fourth proportional to 15,425.15, 23,140.16 and 5,566.85 is: 8,351.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,425.15 : 23,140.16 = 5,566.85 : x
  2. Step 2: Convert to fraction form
    15,425.15/23,140.16 = 5,566.85/x
  3. Step 3: Cross multiply
    15,425.15x = 23,140.16 × 5,566.85
  4. Step 4: Simplify right side
    15,425.15x = 128,817,656.16
  5. Step 5: Solve for x
    x = 128,817,656.16/15,425.15
  6. Step 6: Final answer
    x = 8,351.14

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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.