Home / 36,015.75-54,043.20-17,547.75

Finding the Fourth Proportional to 36,015.75, 54,043.20 and 17,547.75

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Solution

The fourth proportional to 36,015.75, 54,043.20 and 17,547.75 is: 26,331.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,015.75 : 54,043.20 = 17,547.75 : x
  2. Step 2: Convert to fraction form
    36,015.75/54,043.20 = 17,547.75/x
  3. Step 3: Cross multiply
    36,015.75x = 54,043.20 × 17,547.75
  4. Step 4: Simplify right side
    36,015.75x = 948,336,562.80
  5. Step 5: Solve for x
    x = 948,336,562.80/36,015.75
  6. Step 6: Final answer
    x = 26,331.16

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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.