Home / 37,655.58-51,965.92-20,661.24

Finding the Fourth Proportional to 37,655.58, 51,965.92 and 20,661.24

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Solution

The fourth proportional to 37,655.58, 51,965.92 and 20,661.24 is: 28,513.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,655.58 : 51,965.92 = 20,661.24 : x
  2. Step 2: Convert to fraction form
    37,655.58/51,965.92 = 20,661.24/x
  3. Step 3: Cross multiply
    37,655.58x = 51,965.92 × 20,661.24
  4. Step 4: Simplify right side
    37,655.58x = 1,073,680,344.94
  5. Step 5: Solve for x
    x = 1,073,680,344.94/37,655.58
  6. Step 6: Final answer
    x = 28,513.18

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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.