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Finding the Fourth Proportional to 22,772.60, 34,100.50 and 19,273.40

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Solution

The fourth proportional to 22,772.60, 34,100.50 and 19,273.40 is: 28,860.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,772.60 : 34,100.50 = 19,273.40 : x
  2. Step 2: Convert to fraction form
    22,772.60/34,100.50 = 19,273.40/x
  3. Step 3: Cross multiply
    22,772.60x = 34,100.50 × 19,273.40
  4. Step 4: Simplify right side
    22,772.60x = 657,232,576.70
  5. Step 5: Solve for x
    x = 657,232,576.70/22,772.60
  6. Step 6: Final answer
    x = 28,860.67

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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.