Home / 31,764-43,835.54-17,616.54

Finding the Fourth Proportional to 31,764, 43,835.54 and 17,616.54

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Solution

The fourth proportional to 31,764, 43,835.54 and 17,616.54 is: 24,311.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,764 : 43,835.54 = 17,616.54 : x
  2. Step 2: Convert to fraction form
    31,764/43,835.54 = 17,616.54/x
  3. Step 3: Cross multiply
    31,764x = 43,835.54 × 17,616.54
  4. Step 4: Simplify right side
    31,764x = 772,230,543.83
  5. Step 5: Solve for x
    x = 772,230,543.83/31,764
  6. Step 6: Final answer
    x = 24,311.50

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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.