Home / 12,667.20-19,002.96-4,348.02

Finding the Fourth Proportional to 12,667.20, 19,002.96 and 4,348.02

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Solution

The fourth proportional to 12,667.20, 19,002.96 and 4,348.02 is: 6,522.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,667.20 : 19,002.96 = 4,348.02 : x
  2. Step 2: Convert to fraction form
    12,667.20/19,002.96 = 4,348.02/x
  3. Step 3: Cross multiply
    12,667.20x = 19,002.96 × 4,348.02
  4. Step 4: Simplify right side
    12,667.20x = 82,625,250.14
  5. Step 5: Solve for x
    x = 82,625,250.14/12,667.20
  6. Step 6: Final answer
    x = 6,522.77

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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.