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Finding the Fourth Proportional to 30,565.99, 45,855.87 and 10,844.52

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Solution

The fourth proportional to 30,565.99, 45,855.87 and 10,844.52 is: 16,269.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,565.99 : 45,855.87 = 10,844.52 : x
  2. Step 2: Convert to fraction form
    30,565.99/45,855.87 = 10,844.52/x
  3. Step 3: Cross multiply
    30,565.99x = 45,855.87 × 10,844.52
  4. Step 4: Simplify right side
    30,565.99x = 497,284,899.33
  5. Step 5: Solve for x
    x = 497,284,899.33/30,565.99
  6. Step 6: Final answer
    x = 16,269.22

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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.