Home / 36,691.89-55,038.34-10,396.60

Finding the Fourth Proportional to 36,691.89, 55,038.34 and 10,396.60

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Solution

The fourth proportional to 36,691.89, 55,038.34 and 10,396.60 is: 15,595.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,691.89 : 55,038.34 = 10,396.60 : x
  2. Step 2: Convert to fraction form
    36,691.89/55,038.34 = 10,396.60/x
  3. Step 3: Cross multiply
    36,691.89x = 55,038.34 × 10,396.60
  4. Step 4: Simplify right side
    36,691.89x = 572,211,732.15
  5. Step 5: Solve for x
    x = 572,211,732.15/36,691.89
  6. Step 6: Final answer
    x = 15,595.05

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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.