Home / 37,161.39-51,282.45-20,165.20

Finding the Fourth Proportional to 37,161.39, 51,282.45 and 20,165.20

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Solution

The fourth proportional to 37,161.39, 51,282.45 and 20,165.20 is: 27,827.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,161.39 : 51,282.45 = 20,165.20 : x
  2. Step 2: Convert to fraction form
    37,161.39/51,282.45 = 20,165.20/x
  3. Step 3: Cross multiply
    37,161.39x = 51,282.45 × 20,165.20
  4. Step 4: Simplify right side
    37,161.39x = 1,034,121,000.46
  5. Step 5: Solve for x
    x = 1,034,121,000.46/37,161.39
  6. Step 6: Final answer
    x = 27,827.83

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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.