Home / 37,656.23-51,965.27-20,660.15

Finding the Fourth Proportional to 37,656.23, 51,965.27 and 20,660.15

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Solution

The fourth proportional to 37,656.23, 51,965.27 and 20,660.15 is: 28,510.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,656.23 : 51,965.27 = 20,660.15 : x
  2. Step 2: Convert to fraction form
    37,656.23/51,965.27 = 20,660.15/x
  3. Step 3: Cross multiply
    37,656.23x = 51,965.27 × 20,660.15
  4. Step 4: Simplify right side
    37,656.23x = 1,073,610,299.60
  5. Step 5: Solve for x
    x = 1,073,610,299.60/37,656.23
  6. Step 6: Final answer
    x = 28,510.83

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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.