Home / 12,006.24-18,006.56-3,241.84

Finding the Fourth Proportional to 12,006.24, 18,006.56 and 3,241.84

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Solution

The fourth proportional to 12,006.24, 18,006.56 and 3,241.84 is: 4,862.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,006.24 : 18,006.56 = 3,241.84 : x
  2. Step 2: Convert to fraction form
    12,006.24/18,006.56 = 3,241.84/x
  3. Step 3: Cross multiply
    12,006.24x = 18,006.56 × 3,241.84
  4. Step 4: Simplify right side
    12,006.24x = 58,374,386.47
  5. Step 5: Solve for x
    x = 58,374,386.47/12,006.24
  6. Step 6: Final answer
    x = 4,862.00

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1.5x scale

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.