Home / 22,267.50-33,407.04-9,789.99

Finding the Fourth Proportional to 22,267.50, 33,407.04 and 9,789.99

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Solution

The fourth proportional to 22,267.50, 33,407.04 and 9,789.99 is: 14,687.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,267.50 : 33,407.04 = 9,789.99 : x
  2. Step 2: Convert to fraction form
    22,267.50/33,407.04 = 9,789.99/x
  3. Step 3: Cross multiply
    22,267.50x = 33,407.04 × 9,789.99
  4. Step 4: Simplify right side
    22,267.50x = 327,054,587.53
  5. Step 5: Solve for x
    x = 327,054,587.53/22,267.50
  6. Step 6: Final answer
    x = 14,687.53

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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.