Home / 22,186.08-30,616.64-12,250.08

Finding the Fourth Proportional to 22,186.08, 30,616.64 and 12,250.08

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Solution

The fourth proportional to 22,186.08, 30,616.64 and 12,250.08 is: 16,905.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,186.08 : 30,616.64 = 12,250.08 : x
  2. Step 2: Convert to fraction form
    22,186.08/30,616.64 = 12,250.08/x
  3. Step 3: Cross multiply
    22,186.08x = 30,616.64 × 12,250.08
  4. Step 4: Simplify right side
    22,186.08x = 375,056,289.33
  5. Step 5: Solve for x
    x = 375,056,289.33/22,186.08
  6. Step 6: Final answer
    x = 16,905.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.