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Finding the Fourth Proportional to 22,809.34, 34,214.01 and 7,225.75

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Solution

The fourth proportional to 22,809.34, 34,214.01 and 7,225.75 is: 10,838.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,809.34 : 34,214.01 = 7,225.75 : x
  2. Step 2: Convert to fraction form
    22,809.34/34,214.01 = 7,225.75/x
  3. Step 3: Cross multiply
    22,809.34x = 34,214.01 × 7,225.75
  4. Step 4: Simplify right side
    22,809.34x = 247,221,882.76
  5. Step 5: Solve for x
    x = 247,221,882.76/22,809.34
  6. Step 6: Final answer
    x = 10,838.63

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Similar ratio
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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.