Home / 22,211.71-33,326.79-9,725.30

Finding the Fourth Proportional to 22,211.71, 33,326.79 and 9,725.30

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Solution

The fourth proportional to 22,211.71, 33,326.79 and 9,725.30 is: 14,591.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,211.71 : 33,326.79 = 9,725.30 : x
  2. Step 2: Convert to fraction form
    22,211.71/33,326.79 = 9,725.30/x
  3. Step 3: Cross multiply
    22,211.71x = 33,326.79 × 9,725.30
  4. Step 4: Simplify right side
    22,211.71x = 324,113,030.79
  5. Step 5: Solve for x
    x = 324,113,030.79/22,211.71
  6. Step 6: Final answer
    x = 14,591.99

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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.