Home / 37,961.66-52,386.19-20,965.56

Finding the Fourth Proportional to 37,961.66, 52,386.19 and 20,965.56

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Solution

The fourth proportional to 37,961.66, 52,386.19 and 20,965.56 is: 28,931.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,961.66 : 52,386.19 = 20,965.56 : x
  2. Step 2: Convert to fraction form
    37,961.66/52,386.19 = 20,965.56/x
  3. Step 3: Cross multiply
    37,961.66x = 52,386.19 × 20,965.56
  4. Step 4: Simplify right side
    37,961.66x = 1,098,305,809.62
  5. Step 5: Solve for x
    x = 1,098,305,809.62/37,961.66
  6. Step 6: Final answer
    x = 28,931.98

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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.