Home / 31,826.04-47,739.12-11,049.60

Finding the Fourth Proportional to 31,826.04, 47,739.12 and 11,049.60

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Solution

The fourth proportional to 31,826.04, 47,739.12 and 11,049.60 is: 16,574.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,826.04 : 47,739.12 = 11,049.60 : x
  2. Step 2: Convert to fraction form
    31,826.04/47,739.12 = 11,049.60/x
  3. Step 3: Cross multiply
    31,826.04x = 47,739.12 × 11,049.60
  4. Step 4: Simplify right side
    31,826.04x = 527,498,180.35
  5. Step 5: Solve for x
    x = 527,498,180.35/31,826.04
  6. Step 6: Final answer
    x = 16,574.42

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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.