Home / 37,967.42-52,394.85-20,972.86

Finding the Fourth Proportional to 37,967.42, 52,394.85 and 20,972.86

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Solution

The fourth proportional to 37,967.42, 52,394.85 and 20,972.86 is: 28,942.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,967.42 : 52,394.85 = 20,972.86 : x
  2. Step 2: Convert to fraction form
    37,967.42/52,394.85 = 20,972.86/x
  3. Step 3: Cross multiply
    37,967.42x = 52,394.85 × 20,972.86
  4. Step 4: Simplify right side
    37,967.42x = 1,098,869,722.78
  5. Step 5: Solve for x
    x = 1,098,869,722.78/37,967.42
  6. Step 6: Final answer
    x = 28,942.44

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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.