Home / 37,171.68-55,728.02-18,446.69

Finding the Fourth Proportional to 37,171.68, 55,728.02 and 18,446.69

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Solution

The fourth proportional to 37,171.68, 55,728.02 and 18,446.69 is: 27,655.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,171.68 : 55,728.02 = 18,446.69 : x
  2. Step 2: Convert to fraction form
    37,171.68/55,728.02 = 18,446.69/x
  3. Step 3: Cross multiply
    37,171.68x = 55,728.02 × 18,446.69
  4. Step 4: Simplify right side
    37,171.68x = 1,027,997,277.46
  5. Step 5: Solve for x
    x = 1,027,997,277.46/37,171.68
  6. Step 6: Final answer
    x = 27,655.39

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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.