Home / 21,750.14-32,652.75-18,097.04

Finding the Fourth Proportional to 21,750.14, 32,652.75 and 18,097.04

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Solution

The fourth proportional to 21,750.14, 32,652.75 and 18,097.04 is: 27,168.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,750.14 : 32,652.75 = 18,097.04 : x
  2. Step 2: Convert to fraction form
    21,750.14/32,652.75 = 18,097.04/x
  3. Step 3: Cross multiply
    21,750.14x = 32,652.75 × 18,097.04
  4. Step 4: Simplify right side
    21,750.14x = 590,918,122.86
  5. Step 5: Solve for x
    x = 590,918,122.86/21,750.14
  6. Step 6: Final answer
    x = 27,168.47

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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.