Home / 37,947.28-52,366.24-20,952.76

Finding the Fourth Proportional to 37,947.28, 52,366.24 and 20,952.76

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Solution

The fourth proportional to 37,947.28, 52,366.24 and 20,952.76 is: 28,914.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,947.28 : 52,366.24 = 20,952.76 : x
  2. Step 2: Convert to fraction form
    37,947.28/52,366.24 = 20,952.76/x
  3. Step 3: Cross multiply
    37,947.28x = 52,366.24 × 20,952.76
  4. Step 4: Simplify right side
    37,947.28x = 1,097,217,258.82
  5. Step 5: Solve for x
    x = 1,097,217,258.82/37,947.28
  6. Step 6: Final answer
    x = 28,914.25

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Double scale
Find fourth proportional to 37,948.28, 52,367.62 and 20,953.76
Similar ratio
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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.