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Finding the Fourth Proportional to 22,352.56, 33,532.68 and 7,561.55

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Solution

The fourth proportional to 22,352.56, 33,532.68 and 7,561.55 is: 11,343.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,352.56 : 33,532.68 = 7,561.55 : x
  2. Step 2: Convert to fraction form
    22,352.56/33,532.68 = 7,561.55/x
  3. Step 3: Cross multiply
    22,352.56x = 33,532.68 × 7,561.55
  4. Step 4: Simplify right side
    22,352.56x = 253,559,148.64
  5. Step 5: Solve for x
    x = 253,559,148.64/22,352.56
  6. Step 6: Final answer
    x = 11,343.63

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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.