Home / 37,961.28-52,386.30-20,966.58

Finding the Fourth Proportional to 37,961.28, 52,386.30 and 20,966.58

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Solution

The fourth proportional to 37,961.28, 52,386.30 and 20,966.58 is: 28,933.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,961.28 : 52,386.30 = 20,966.58 : x
  2. Step 2: Convert to fraction form
    37,961.28/52,386.30 = 20,966.58/x
  3. Step 3: Cross multiply
    37,961.28x = 52,386.30 × 20,966.58
  4. Step 4: Simplify right side
    37,961.28x = 1,098,361,549.85
  5. Step 5: Solve for x
    x = 1,098,361,549.85/37,961.28
  6. Step 6: Final answer
    x = 28,933.73

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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.