Home / 17,825.60-26,731.20-6,132.80

Finding the Fourth Proportional to 17,825.60, 26,731.20 and 6,132.80

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Solution

The fourth proportional to 17,825.60, 26,731.20 and 6,132.80 is: 9,196.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,825.60 : 26,731.20 = 6,132.80 : x
  2. Step 2: Convert to fraction form
    17,825.60/26,731.20 = 6,132.80/x
  3. Step 3: Cross multiply
    17,825.60x = 26,731.20 × 6,132.80
  4. Step 4: Simplify right side
    17,825.60x = 163,937,103.36
  5. Step 5: Solve for x
    x = 163,937,103.36/17,825.60
  6. Step 6: Final answer
    x = 9,196.72

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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.