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Finding the Fourth Proportional to 34,591.51, 51,894.56 and 11,216.13

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Solution

The fourth proportional to 34,591.51, 51,894.56 and 11,216.13 is: 16,826.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,591.51 : 51,894.56 = 11,216.13 : x
  2. Step 2: Convert to fraction form
    34,591.51/51,894.56 = 11,216.13/x
  3. Step 3: Cross multiply
    34,591.51x = 51,894.56 × 11,216.13
  4. Step 4: Simplify right side
    34,591.51x = 582,056,131.25
  5. Step 5: Solve for x
    x = 582,056,131.25/34,591.51
  6. Step 6: Final answer
    x = 16,826.56

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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.