Home / 12,835.28-19,251.04-3,475.84

Finding the Fourth Proportional to 12,835.28, 19,251.04 and 3,475.84

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Solution

The fourth proportional to 12,835.28, 19,251.04 and 3,475.84 is: 5,213.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,835.28 : 19,251.04 = 3,475.84 : x
  2. Step 2: Convert to fraction form
    12,835.28/19,251.04 = 3,475.84/x
  3. Step 3: Cross multiply
    12,835.28x = 19,251.04 × 3,475.84
  4. Step 4: Simplify right side
    12,835.28x = 66,913,534.87
  5. Step 5: Solve for x
    x = 66,913,534.87/12,835.28
  6. Step 6: Final answer
    x = 5,213.25

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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.