Home / 12,006.52-18,010.47-3,242.14

Finding the Fourth Proportional to 12,006.52, 18,010.47 and 3,242.14

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Solution

The fourth proportional to 12,006.52, 18,010.47 and 3,242.14 is: 4,863.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,006.52 : 18,010.47 = 3,242.14 : x
  2. Step 2: Convert to fraction form
    12,006.52/18,010.47 = 3,242.14/x
  3. Step 3: Cross multiply
    12,006.52x = 18,010.47 × 3,242.14
  4. Step 4: Simplify right side
    12,006.52x = 58,392,465.21
  5. Step 5: Solve for x
    x = 58,392,465.21/12,006.52
  6. Step 6: Final answer
    x = 4,863.40

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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.