Home / 37,254.38-51,411.06-20,487.38

Finding the Fourth Proportional to 37,254.38, 51,411.06 and 20,487.38

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Solution

The fourth proportional to 37,254.38, 51,411.06 and 20,487.38 is: 28,272.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,254.38 : 51,411.06 = 20,487.38 : x
  2. Step 2: Convert to fraction form
    37,254.38/51,411.06 = 20,487.38/x
  3. Step 3: Cross multiply
    37,254.38x = 51,411.06 × 20,487.38
  4. Step 4: Simplify right side
    37,254.38x = 1,053,277,922.42
  5. Step 5: Solve for x
    x = 1,053,277,922.42/37,254.38
  6. Step 6: Final answer
    x = 28,272.59

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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.