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Finding the Fourth Proportional to 22,307.46, 33,453.81 and 7,512.70

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Solution

The fourth proportional to 22,307.46, 33,453.81 and 7,512.70 is: 11,266.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,307.46 : 33,453.81 = 7,512.70 : x
  2. Step 2: Convert to fraction form
    22,307.46/33,453.81 = 7,512.70/x
  3. Step 3: Cross multiply
    22,307.46x = 33,453.81 × 7,512.70
  4. Step 4: Simplify right side
    22,307.46x = 251,328,438.39
  5. Step 5: Solve for x
    x = 251,328,438.39/22,307.46
  6. Step 6: Final answer
    x = 11,266.56

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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.