Home / 13,154.28-19,732.73-3,794.52

Finding the Fourth Proportional to 13,154.28, 19,732.73 and 3,794.52

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Solution

The fourth proportional to 13,154.28, 19,732.73 and 3,794.52 is: 5,692.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,154.28 : 19,732.73 = 3,794.52 : x
  2. Step 2: Convert to fraction form
    13,154.28/19,732.73 = 3,794.52/x
  3. Step 3: Cross multiply
    13,154.28x = 19,732.73 × 3,794.52
  4. Step 4: Simplify right side
    13,154.28x = 74,876,219.67
  5. Step 5: Solve for x
    x = 74,876,219.67/13,154.28
  6. Step 6: Final answer
    x = 5,692.16

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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.