Home / 22,298.30-33,419.10-9,135.80

Finding the Fourth Proportional to 22,298.30, 33,419.10 and 9,135.80

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Solution

The fourth proportional to 22,298.30, 33,419.10 and 9,135.80 is: 13,692.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,298.30 : 33,419.10 = 9,135.80 : x
  2. Step 2: Convert to fraction form
    22,298.30/33,419.10 = 9,135.80/x
  3. Step 3: Cross multiply
    22,298.30x = 33,419.10 × 9,135.80
  4. Step 4: Simplify right side
    22,298.30x = 305,310,213.78
  5. Step 5: Solve for x
    x = 305,310,213.78/22,298.30
  6. Step 6: Final answer
    x = 13,692.08

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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.