Home / 12,044.36-18,046.76-11,582.96

Finding the Fourth Proportional to 12,044.36, 18,046.76 and 11,582.96

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Solution

The fourth proportional to 12,044.36, 18,046.76 and 11,582.96 is: 17,355.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,044.36 : 18,046.76 = 11,582.96 : x
  2. Step 2: Convert to fraction form
    12,044.36/18,046.76 = 11,582.96/x
  3. Step 3: Cross multiply
    12,044.36x = 18,046.76 × 11,582.96
  4. Step 4: Simplify right side
    12,044.36x = 209,034,751.06
  5. Step 5: Solve for x
    x = 209,034,751.06/12,044.36
  6. Step 6: Final answer
    x = 17,355.40

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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.