Home / 37,191.15-55,691.47-20,532.69

Finding the Fourth Proportional to 37,191.15, 55,691.47 and 20,532.69

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Solution

The fourth proportional to 37,191.15, 55,691.47 and 20,532.69 is: 30,746.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,191.15 : 55,691.47 = 20,532.69 : x
  2. Step 2: Convert to fraction form
    37,191.15/55,691.47 = 20,532.69/x
  3. Step 3: Cross multiply
    37,191.15x = 55,691.47 × 20,532.69
  4. Step 4: Simplify right side
    37,191.15x = 1,143,495,689.15
  5. Step 5: Solve for x
    x = 1,143,495,689.15/37,191.15
  6. Step 6: Final answer
    x = 30,746.45

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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.