Home / 22,175.07-30,600.30-12,101.49

Finding the Fourth Proportional to 22,175.07, 30,600.30 and 12,101.49

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Solution

The fourth proportional to 22,175.07, 30,600.30 and 12,101.49 is: 16,699.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,175.07 : 30,600.30 = 12,101.49 : x
  2. Step 2: Convert to fraction form
    22,175.07/30,600.30 = 12,101.49/x
  3. Step 3: Cross multiply
    22,175.07x = 30,600.30 × 12,101.49
  4. Step 4: Simplify right side
    22,175.07x = 370,309,224.45
  5. Step 5: Solve for x
    x = 370,309,224.45/22,175.07
  6. Step 6: Final answer
    x = 16,699.35

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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.