Home / 15,398.70-23,097.84-3,711.81

Finding the Fourth Proportional to 15,398.70, 23,097.84 and 3,711.81

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Solution

The fourth proportional to 15,398.70, 23,097.84 and 3,711.81 is: 5,567.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,398.70 : 23,097.84 = 3,711.81 : x
  2. Step 2: Convert to fraction form
    15,398.70/23,097.84 = 3,711.81/x
  3. Step 3: Cross multiply
    15,398.70x = 23,097.84 × 3,711.81
  4. Step 4: Simplify right side
    15,398.70x = 85,734,793.49
  5. Step 5: Solve for x
    x = 85,734,793.49/15,398.70
  6. Step 6: Final answer
    x = 5,567.66

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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.