Home / 52,198.76-72,035.67-28,325.45

Finding the Fourth Proportional to 52,198.76, 72,035.67 and 28,325.45

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Solution

The fourth proportional to 52,198.76, 72,035.67 and 28,325.45 is: 39,089.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,198.76 : 72,035.67 = 28,325.45 : x
  2. Step 2: Convert to fraction form
    52,198.76/72,035.67 = 28,325.45/x
  3. Step 3: Cross multiply
    52,198.76x = 72,035.67 × 28,325.45
  4. Step 4: Simplify right side
    52,198.76x = 2,040,442,408.62
  5. Step 5: Solve for x
    x = 2,040,442,408.62/52,198.76
  6. Step 6: Final answer
    x = 39,089.87

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Double scale
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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.