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Finding the Fourth Proportional to 22,295.32, 33,447.90 and 7,503.75

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Solution

The fourth proportional to 22,295.32, 33,447.90 and 7,503.75 is: 11,257.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,295.32 : 33,447.90 = 7,503.75 : x
  2. Step 2: Convert to fraction form
    22,295.32/33,447.90 = 7,503.75/x
  3. Step 3: Cross multiply
    22,295.32x = 33,447.90 × 7,503.75
  4. Step 4: Simplify right side
    22,295.32x = 250,984,707.76
  5. Step 5: Solve for x
    x = 250,984,707.76/22,295.32
  6. Step 6: Final answer
    x = 11,257.28

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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.