Home / 22,488.89-33,727.59-6,690.38

Finding the Fourth Proportional to 22,488.89, 33,727.59 and 6,690.38

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Solution

The fourth proportional to 22,488.89, 33,727.59 and 6,690.38 is: 10,033.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,488.89 : 33,727.59 = 6,690.38 : x
  2. Step 2: Convert to fraction form
    22,488.89/33,727.59 = 6,690.38/x
  3. Step 3: Cross multiply
    22,488.89x = 33,727.59 × 6,690.38
  4. Step 4: Simplify right side
    22,488.89x = 225,650,224.95
  5. Step 5: Solve for x
    x = 225,650,224.95/22,488.89
  6. Step 6: Final answer
    x = 10,033.86

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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.