Home / 31,886.28-47,842.38-16,106.04

Finding the Fourth Proportional to 31,886.28, 47,842.38 and 16,106.04

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Solution

The fourth proportional to 31,886.28, 47,842.38 and 16,106.04 is: 24,165.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,886.28 : 47,842.38 = 16,106.04 : x
  2. Step 2: Convert to fraction form
    31,886.28/47,842.38 = 16,106.04/x
  3. Step 3: Cross multiply
    31,886.28x = 47,842.38 × 16,106.04
  4. Step 4: Simplify right side
    31,886.28x = 770,551,285.98
  5. Step 5: Solve for x
    x = 770,551,285.98/31,886.28
  6. Step 6: Final answer
    x = 24,165.61

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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.