Home / 18,010.39-26,993.71-12,746.94

Finding the Fourth Proportional to 18,010.39, 26,993.71 and 12,746.94

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Solution

The fourth proportional to 18,010.39, 26,993.71 and 12,746.94 is: 19,104.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,010.39 : 26,993.71 = 12,746.94 : x
  2. Step 2: Convert to fraction form
    18,010.39/26,993.71 = 12,746.94/x
  3. Step 3: Cross multiply
    18,010.39x = 26,993.71 × 12,746.94
  4. Step 4: Simplify right side
    18,010.39x = 344,087,044.75
  5. Step 5: Solve for x
    x = 344,087,044.75/18,010.39
  6. Step 6: Final answer
    x = 19,104.92

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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.