Home / 37,343.82-51,535.08-20,348.88

Finding the Fourth Proportional to 37,343.82, 51,535.08 and 20,348.88

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Solution

The fourth proportional to 37,343.82, 51,535.08 and 20,348.88 is: 28,081.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,343.82 : 51,535.08 = 20,348.88 : x
  2. Step 2: Convert to fraction form
    37,343.82/51,535.08 = 20,348.88/x
  3. Step 3: Cross multiply
    37,343.82x = 51,535.08 × 20,348.88
  4. Step 4: Simplify right side
    37,343.82x = 1,048,681,158.71
  5. Step 5: Solve for x
    x = 1,048,681,158.71/37,343.82
  6. Step 6: Final answer
    x = 28,081.79

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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.