Home / 12,265.20-18,398.16-4,473.36

Finding the Fourth Proportional to 12,265.20, 18,398.16 and 4,473.36

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Solution

The fourth proportional to 12,265.20, 18,398.16 and 4,473.36 is: 6,710.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,265.20 : 18,398.16 = 4,473.36 : x
  2. Step 2: Convert to fraction form
    12,265.20/18,398.16 = 4,473.36/x
  3. Step 3: Cross multiply
    12,265.20x = 18,398.16 × 4,473.36
  4. Step 4: Simplify right side
    12,265.20x = 82,301,593.02
  5. Step 5: Solve for x
    x = 82,301,593.02/12,265.20
  6. Step 6: Final answer
    x = 6,710.17

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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.