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Finding the Fourth Proportional to 37,221.53, 55,832.90 and 10,926.90

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Solution

The fourth proportional to 37,221.53, 55,832.90 and 10,926.90 is: 16,390.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,221.53 : 55,832.90 = 10,926.90 : x
  2. Step 2: Convert to fraction form
    37,221.53/55,832.90 = 10,926.90/x
  3. Step 3: Cross multiply
    37,221.53x = 55,832.90 × 10,926.90
  4. Step 4: Simplify right side
    37,221.53x = 610,080,460.38
  5. Step 5: Solve for x
    x = 610,080,460.38/37,221.53
  6. Step 6: Final answer
    x = 16,390.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.