Home / 25,080.40-37,620.92-17,287.12

Finding the Fourth Proportional to 25,080.40, 37,620.92 and 17,287.12

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Solution

The fourth proportional to 25,080.40, 37,620.92 and 17,287.12 is: 25,930.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,080.40 : 37,620.92 = 17,287.12 : x
  2. Step 2: Convert to fraction form
    25,080.40/37,620.92 = 17,287.12/x
  3. Step 3: Cross multiply
    25,080.40x = 37,620.92 × 17,287.12
  4. Step 4: Simplify right side
    25,080.40x = 650,357,358.55
  5. Step 5: Solve for x
    x = 650,357,358.55/25,080.40
  6. Step 6: Final answer
    x = 25,930.90

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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.