Home / 22,906.08-34,347.54-8,112.90

Finding the Fourth Proportional to 22,906.08, 34,347.54 and 8,112.90

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Solution

The fourth proportional to 22,906.08, 34,347.54 and 8,112.90 is: 12,165.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,906.08 : 34,347.54 = 8,112.90 : x
  2. Step 2: Convert to fraction form
    22,906.08/34,347.54 = 8,112.90/x
  3. Step 3: Cross multiply
    22,906.08x = 34,347.54 × 8,112.90
  4. Step 4: Simplify right side
    22,906.08x = 278,658,157.27
  5. Step 5: Solve for x
    x = 278,658,157.27/22,906.08
  6. Step 6: Final answer
    x = 12,165.25

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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.