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Finding the Fourth Proportional to 22,346.78, 33,527.45 and 10,658.48

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Solution

The fourth proportional to 22,346.78, 33,527.45 and 10,658.48 is: 15,991.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,346.78 : 33,527.45 = 10,658.48 : x
  2. Step 2: Convert to fraction form
    22,346.78/33,527.45 = 10,658.48/x
  3. Step 3: Cross multiply
    22,346.78x = 33,527.45 × 10,658.48
  4. Step 4: Simplify right side
    22,346.78x = 357,351,434.35
  5. Step 5: Solve for x
    x = 357,351,434.35/22,346.78
  6. Step 6: Final answer
    x = 15,991.19

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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.