Home / 37,132.40-55,701.87-10,478.62

Finding the Fourth Proportional to 37,132.40, 55,701.87 and 10,478.62

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Solution

The fourth proportional to 37,132.40, 55,701.87 and 10,478.62 is: 15,718.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,132.40 : 55,701.87 = 10,478.62 : x
  2. Step 2: Convert to fraction form
    37,132.40/55,701.87 = 10,478.62/x
  3. Step 3: Cross multiply
    37,132.40x = 55,701.87 × 10,478.62
  4. Step 4: Simplify right side
    37,132.40x = 583,678,589.76
  5. Step 5: Solve for x
    x = 583,678,589.76/37,132.40
  6. Step 6: Final answer
    x = 15,718.85

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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.