Home / 37,432.38-51,650.81-21,513.85

Finding the Fourth Proportional to 37,432.38, 51,650.81 and 21,513.85

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Solution

The fourth proportional to 37,432.38, 51,650.81 and 21,513.85 is: 29,685.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,432.38 : 51,650.81 = 21,513.85 : x
  2. Step 2: Convert to fraction form
    37,432.38/51,650.81 = 21,513.85/x
  3. Step 3: Cross multiply
    37,432.38x = 51,650.81 × 21,513.85
  4. Step 4: Simplify right side
    37,432.38x = 1,111,207,671.15
  5. Step 5: Solve for x
    x = 1,111,207,671.15/37,432.38
  6. Step 6: Final answer
    x = 29,685.74

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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.