Home / 22,791.22-31,443.51-14,293.70

Finding the Fourth Proportional to 22,791.22, 31,443.51 and 14,293.70

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Solution

The fourth proportional to 22,791.22, 31,443.51 and 14,293.70 is: 19,720.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,791.22 : 31,443.51 = 14,293.70 : x
  2. Step 2: Convert to fraction form
    22,791.22/31,443.51 = 14,293.70/x
  3. Step 3: Cross multiply
    22,791.22x = 31,443.51 × 14,293.70
  4. Step 4: Simplify right side
    22,791.22x = 449,444,113.18
  5. Step 5: Solve for x
    x = 449,444,113.18/22,791.22
  6. Step 6: Final answer
    x = 19,720.06

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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.