Home / 28,286.08-42,429.22-9,566.27

Finding the Fourth Proportional to 28,286.08, 42,429.22 and 9,566.27

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Solution

The fourth proportional to 28,286.08, 42,429.22 and 9,566.27 is: 14,349.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,286.08 : 42,429.22 = 9,566.27 : x
  2. Step 2: Convert to fraction form
    28,286.08/42,429.22 = 9,566.27/x
  3. Step 3: Cross multiply
    28,286.08x = 42,429.22 × 9,566.27
  4. Step 4: Simplify right side
    28,286.08x = 405,889,297.46
  5. Step 5: Solve for x
    x = 405,889,297.46/28,286.08
  6. Step 6: Final answer
    x = 14,349.44

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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.