Home / 37,961.75-52,386.76-20,966.69

Finding the Fourth Proportional to 37,961.75, 52,386.76 and 20,966.69

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Solution

The fourth proportional to 37,961.75, 52,386.76 and 20,966.69 is: 28,933.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,961.75 : 52,386.76 = 20,966.69 : x
  2. Step 2: Convert to fraction form
    37,961.75/52,386.76 = 20,966.69/x
  3. Step 3: Cross multiply
    37,961.75x = 52,386.76 × 20,966.69
  4. Step 4: Simplify right side
    37,961.75x = 1,098,376,957.02
  5. Step 5: Solve for x
    x = 1,098,376,957.02/37,961.75
  6. Step 6: Final answer
    x = 28,933.78

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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.