Home / 15,618.54-23,425.20-6,851.10

Finding the Fourth Proportional to 15,618.54, 23,425.20 and 6,851.10

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Solution

The fourth proportional to 15,618.54, 23,425.20 and 6,851.10 is: 10,275.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,618.54 : 23,425.20 = 6,851.10 : x
  2. Step 2: Convert to fraction form
    15,618.54/23,425.20 = 6,851.10/x
  3. Step 3: Cross multiply
    15,618.54x = 23,425.20 × 6,851.10
  4. Step 4: Simplify right side
    15,618.54x = 160,488,387.72
  5. Step 5: Solve for x
    x = 160,488,387.72/15,618.54
  6. Step 6: Final answer
    x = 10,275.51

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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.