Home / 37,827.38-52,197.76-20,830.61

Finding the Fourth Proportional to 37,827.38, 52,197.76 and 20,830.61

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Solution

The fourth proportional to 37,827.38, 52,197.76 and 20,830.61 is: 28,744.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,827.38 : 52,197.76 = 20,830.61 : x
  2. Step 2: Convert to fraction form
    37,827.38/52,197.76 = 20,830.61/x
  3. Step 3: Cross multiply
    37,827.38x = 52,197.76 × 20,830.61
  4. Step 4: Simplify right side
    37,827.38x = 1,087,311,181.43
  5. Step 5: Solve for x
    x = 1,087,311,181.43/37,827.38
  6. Step 6: Final answer
    x = 28,744.03

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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.