Home / 22,110.80-30,512.98-12,039.26

Finding the Fourth Proportional to 22,110.80, 30,512.98 and 12,039.26

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Solution

The fourth proportional to 22,110.80, 30,512.98 and 12,039.26 is: 16,614.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,110.80 : 30,512.98 = 12,039.26 : x
  2. Step 2: Convert to fraction form
    22,110.80/30,512.98 = 12,039.26/x
  3. Step 3: Cross multiply
    22,110.80x = 30,512.98 × 12,039.26
  4. Step 4: Simplify right side
    22,110.80x = 367,353,614.04
  5. Step 5: Solve for x
    x = 367,353,614.04/22,110.80
  6. Step 6: Final answer
    x = 16,614.22

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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.