Home / 22,661.08-31,194.66-19,659.24

Finding the Fourth Proportional to 22,661.08, 31,194.66 and 19,659.24

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Solution

The fourth proportional to 22,661.08, 31,194.66 and 19,659.24 is: 27,062.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,661.08 : 31,194.66 = 19,659.24 : x
  2. Step 2: Convert to fraction form
    22,661.08/31,194.66 = 19,659.24/x
  3. Step 3: Cross multiply
    22,661.08x = 31,194.66 × 19,659.24
  4. Step 4: Simplify right side
    22,661.08x = 613,263,307.66
  5. Step 5: Solve for x
    x = 613,263,307.66/22,661.08
  6. Step 6: Final answer
    x = 27,062.40

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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.