Home / 31,180.01-43,026.78-17,751.22

Finding the Fourth Proportional to 31,180.01, 43,026.78 and 17,751.22

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Solution

The fourth proportional to 31,180.01, 43,026.78 and 17,751.22 is: 24,495.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,180.01 : 43,026.78 = 17,751.22 : x
  2. Step 2: Convert to fraction form
    31,180.01/43,026.78 = 17,751.22/x
  3. Step 3: Cross multiply
    31,180.01x = 43,026.78 × 17,751.22
  4. Step 4: Simplify right side
    31,180.01x = 763,777,622.54
  5. Step 5: Solve for x
    x = 763,777,622.54/31,180.01
  6. Step 6: Final answer
    x = 24,495.75

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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.