Home / 22,140.22-33,187.27-9,656.90

Finding the Fourth Proportional to 22,140.22, 33,187.27 and 9,656.90

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Solution

The fourth proportional to 22,140.22, 33,187.27 and 9,656.90 is: 14,475.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,140.22 : 33,187.27 = 9,656.90 : x
  2. Step 2: Convert to fraction form
    22,140.22/33,187.27 = 9,656.90/x
  3. Step 3: Cross multiply
    22,140.22x = 33,187.27 × 9,656.90
  4. Step 4: Simplify right side
    22,140.22x = 320,486,006.80
  5. Step 5: Solve for x
    x = 320,486,006.80/22,140.22
  6. Step 6: Final answer
    x = 14,475.28

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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.