Home / 31,334.56-43,243.96-17,905.52

Finding the Fourth Proportional to 31,334.56, 43,243.96 and 17,905.52

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Solution

The fourth proportional to 31,334.56, 43,243.96 and 17,905.52 is: 24,710.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,334.56 : 43,243.96 = 17,905.52 : x
  2. Step 2: Convert to fraction form
    31,334.56/43,243.96 = 17,905.52/x
  3. Step 3: Cross multiply
    31,334.56x = 43,243.96 × 17,905.52
  4. Step 4: Simplify right side
    31,334.56x = 774,305,590.66
  5. Step 5: Solve for x
    x = 774,305,590.66/31,334.56
  6. Step 6: Final answer
    x = 24,710.91

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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.