Home / 37,152.68-55,727.06-12,189.44

Finding the Fourth Proportional to 37,152.68, 55,727.06 and 12,189.44

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Solution

The fourth proportional to 37,152.68, 55,727.06 and 12,189.44 is: 18,283.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,152.68 : 55,727.06 = 12,189.44 : x
  2. Step 2: Convert to fraction form
    37,152.68/55,727.06 = 12,189.44/x
  3. Step 3: Cross multiply
    37,152.68x = 55,727.06 × 12,189.44
  4. Step 4: Simplify right side
    37,152.68x = 679,281,419.15
  5. Step 5: Solve for x
    x = 679,281,419.15/37,152.68
  6. Step 6: Final answer
    x = 18,283.51

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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.