Home / 31,936.32-44,072.58-18,508.50

Finding the Fourth Proportional to 31,936.32, 44,072.58 and 18,508.50

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Solution

The fourth proportional to 31,936.32, 44,072.58 and 18,508.50 is: 25,542.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,936.32 : 44,072.58 = 18,508.50 : x
  2. Step 2: Convert to fraction form
    31,936.32/44,072.58 = 18,508.50/x
  3. Step 3: Cross multiply
    31,936.32x = 44,072.58 × 18,508.50
  4. Step 4: Simplify right side
    31,936.32x = 815,717,346.93
  5. Step 5: Solve for x
    x = 815,717,346.93/31,936.32
  6. Step 6: Final answer
    x = 25,542.00

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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.