Home / 34,718.10-47,917.71-22,781.04

Finding the Fourth Proportional to 34,718.10, 47,917.71 and 22,781.04

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Solution

The fourth proportional to 34,718.10, 47,917.71 and 22,781.04 is: 31,442.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,718.10 : 47,917.71 = 22,781.04 : x
  2. Step 2: Convert to fraction form
    34,718.10/47,917.71 = 22,781.04/x
  3. Step 3: Cross multiply
    34,718.10x = 47,917.71 × 22,781.04
  4. Step 4: Simplify right side
    34,718.10x = 1,091,615,268.22
  5. Step 5: Solve for x
    x = 1,091,615,268.22/34,718.10
  6. Step 6: Final answer
    x = 31,442.25

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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.