Home / 31,432.46-43,364.42-17,996.48

Finding the Fourth Proportional to 31,432.46, 43,364.42 and 17,996.48

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Solution

The fourth proportional to 31,432.46, 43,364.42 and 17,996.48 is: 24,828.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,432.46 : 43,364.42 = 17,996.48 : x
  2. Step 2: Convert to fraction form
    31,432.46/43,364.42 = 17,996.48/x
  3. Step 3: Cross multiply
    31,432.46x = 43,364.42 × 17,996.48
  4. Step 4: Simplify right side
    31,432.46x = 780,406,917.24
  5. Step 5: Solve for x
    x = 780,406,917.24/31,432.46
  6. Step 6: Final answer
    x = 24,828.06

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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.