Home / 12,324.17-18,488.96-4,005.07

Finding the Fourth Proportional to 12,324.17, 18,488.96 and 4,005.07

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Solution

The fourth proportional to 12,324.17, 18,488.96 and 4,005.07 is: 6,008.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,324.17 : 18,488.96 = 4,005.07 : x
  2. Step 2: Convert to fraction form
    12,324.17/18,488.96 = 4,005.07/x
  3. Step 3: Cross multiply
    12,324.17x = 18,488.96 × 4,005.07
  4. Step 4: Simplify right side
    12,324.17x = 74,049,542.82
  5. Step 5: Solve for x
    x = 74,049,542.82/12,324.17
  6. Step 6: Final answer
    x = 6,008.48

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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.