Home / 17,712.40-26,568.60-17,582.80

Finding the Fourth Proportional to 17,712.40, 26,568.60 and 17,582.80

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Solution

The fourth proportional to 17,712.40, 26,568.60 and 17,582.80 is: 26,374.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,712.40 : 26,568.60 = 17,582.80 : x
  2. Step 2: Convert to fraction form
    17,712.40/26,568.60 = 17,582.80/x
  3. Step 3: Cross multiply
    17,712.40x = 26,568.60 × 17,582.80
  4. Step 4: Simplify right side
    17,712.40x = 467,150,380.08
  5. Step 5: Solve for x
    x = 467,150,380.08/17,712.40
  6. Step 6: Final answer
    x = 26,374.20

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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.