Home / 31,905.78-44,027.19-17,755.62

Finding the Fourth Proportional to 31,905.78, 44,027.19 and 17,755.62

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Solution

The fourth proportional to 31,905.78, 44,027.19 and 17,755.62 is: 24,501.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,905.78 : 44,027.19 = 17,755.62 : x
  2. Step 2: Convert to fraction form
    31,905.78/44,027.19 = 17,755.62/x
  3. Step 3: Cross multiply
    31,905.78x = 44,027.19 × 17,755.62
  4. Step 4: Simplify right side
    31,905.78x = 781,730,055.31
  5. Step 5: Solve for x
    x = 781,730,055.31/31,905.78
  6. Step 6: Final answer
    x = 24,501.20

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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.