Home / 37,516.46-51,772.10-20,520.28

Finding the Fourth Proportional to 37,516.46, 51,772.10 and 20,520.28

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Solution

The fourth proportional to 37,516.46, 51,772.10 and 20,520.28 is: 28,317.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,516.46 : 51,772.10 = 20,520.28 : x
  2. Step 2: Convert to fraction form
    37,516.46/51,772.10 = 20,520.28/x
  3. Step 3: Cross multiply
    37,516.46x = 51,772.10 × 20,520.28
  4. Step 4: Simplify right side
    37,516.46x = 1,062,377,988.19
  5. Step 5: Solve for x
    x = 1,062,377,988.19/37,516.46
  6. Step 6: Final answer
    x = 28,317.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.