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Finding the Fourth Proportional to 34,393.52, 51,588.84 and 11,019.44

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Solution

The fourth proportional to 34,393.52, 51,588.84 and 11,019.44 is: 16,528.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,393.52 : 51,588.84 = 11,019.44 : x
  2. Step 2: Convert to fraction form
    34,393.52/51,588.84 = 11,019.44/x
  3. Step 3: Cross multiply
    34,393.52x = 51,588.84 × 11,019.44
  4. Step 4: Simplify right side
    34,393.52x = 568,480,127.05
  5. Step 5: Solve for x
    x = 568,480,127.05/34,393.52
  6. Step 6: Final answer
    x = 16,528.70

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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.