Home / 31,642.44-47,470.84-16,843.56

Finding the Fourth Proportional to 31,642.44, 47,470.84 and 16,843.56

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Solution

The fourth proportional to 31,642.44, 47,470.84 and 16,843.56 is: 25,269.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,642.44 : 47,470.84 = 16,843.56 : x
  2. Step 2: Convert to fraction form
    31,642.44/47,470.84 = 16,843.56/x
  3. Step 3: Cross multiply
    31,642.44x = 47,470.84 × 16,843.56
  4. Step 4: Simplify right side
    31,642.44x = 799,577,941.79
  5. Step 5: Solve for x
    x = 799,577,941.79/31,642.44
  6. Step 6: Final answer
    x = 25,269.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.