Home / 37,655.45-51,965.06-20,659.39

Finding the Fourth Proportional to 37,655.45, 51,965.06 and 20,659.39

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Solution

The fourth proportional to 37,655.45, 51,965.06 and 20,659.39 is: 28,510.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,655.45 : 51,965.06 = 20,659.39 : x
  2. Step 2: Convert to fraction form
    37,655.45/51,965.06 = 20,659.39/x
  3. Step 3: Cross multiply
    37,655.45x = 51,965.06 × 20,659.39
  4. Step 4: Simplify right side
    37,655.45x = 1,073,566,207.70
  5. Step 5: Solve for x
    x = 1,073,566,207.70/37,655.45
  6. Step 6: Final answer
    x = 28,510.25

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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.