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Finding the Fourth Proportional to 33,657.67, 50,490.87 and 11,465.11

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Solution

The fourth proportional to 33,657.67, 50,490.87 and 11,465.11 is: 17,199.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,657.67 : 50,490.87 = 11,465.11 : x
  2. Step 2: Convert to fraction form
    33,657.67/50,490.87 = 11,465.11/x
  3. Step 3: Cross multiply
    33,657.67x = 50,490.87 × 11,465.11
  4. Step 4: Simplify right side
    33,657.67x = 578,883,378.55
  5. Step 5: Solve for x
    x = 578,883,378.55/33,657.67
  6. Step 6: Final answer
    x = 17,199.15

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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.