Home / 23,920.77-33,010.43-13,310.22

Finding the Fourth Proportional to 23,920.77, 33,010.43 and 13,310.22

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Solution

The fourth proportional to 23,920.77, 33,010.43 and 13,310.22 is: 18,367.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,920.77 : 33,010.43 = 13,310.22 : x
  2. Step 2: Convert to fraction form
    23,920.77/33,010.43 = 13,310.22/x
  3. Step 3: Cross multiply
    23,920.77x = 33,010.43 × 13,310.22
  4. Step 4: Simplify right side
    23,920.77x = 439,376,019.04
  5. Step 5: Solve for x
    x = 439,376,019.04/23,920.77
  6. Step 6: Final answer
    x = 18,367.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.