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Finding the Fourth Proportional to 20,046.14, 30,053.01 and 8,368.10

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Solution

The fourth proportional to 20,046.14, 30,053.01 and 8,368.10 is: 12,545.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,046.14 : 30,053.01 = 8,368.10 : x
  2. Step 2: Convert to fraction form
    20,046.14/30,053.01 = 8,368.10/x
  3. Step 3: Cross multiply
    20,046.14x = 30,053.01 × 8,368.10
  4. Step 4: Simplify right side
    20,046.14x = 251,486,592.98
  5. Step 5: Solve for x
    x = 251,486,592.98/20,046.14
  6. Step 6: Final answer
    x = 12,545.39

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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.