Home / 22,669.97-34,010.71-13,317.90

Finding the Fourth Proportional to 22,669.97, 34,010.71 and 13,317.90

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Solution

The fourth proportional to 22,669.97, 34,010.71 and 13,317.90 is: 19,980.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,669.97 : 34,010.71 = 13,317.90 : x
  2. Step 2: Convert to fraction form
    22,669.97/34,010.71 = 13,317.90/x
  3. Step 3: Cross multiply
    22,669.97x = 34,010.71 × 13,317.90
  4. Step 4: Simplify right side
    22,669.97x = 452,951,064.66
  5. Step 5: Solve for x
    x = 452,951,064.66/22,669.97
  6. Step 6: Final answer
    x = 19,980.23

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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.