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Finding the Fourth Proportional to 22,500.59, 33,754.52 and 6,918.21

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Solution

The fourth proportional to 22,500.59, 33,754.52 and 6,918.21 is: 10,378.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,500.59 : 33,754.52 = 6,918.21 : x
  2. Step 2: Convert to fraction form
    22,500.59/33,754.52 = 6,918.21/x
  3. Step 3: Cross multiply
    22,500.59x = 33,754.52 × 6,918.21
  4. Step 4: Simplify right side
    22,500.59x = 233,520,875.10
  5. Step 5: Solve for x
    x = 233,520,875.10/22,500.59
  6. Step 6: Final answer
    x = 10,378.44

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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.