Home / 22,302.36-33,424.38-9,139.32

Finding the Fourth Proportional to 22,302.36, 33,424.38 and 9,139.32

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Solution

The fourth proportional to 22,302.36, 33,424.38 and 9,139.32 is: 13,697.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,302.36 : 33,424.38 = 9,139.32 : x
  2. Step 2: Convert to fraction form
    22,302.36/33,424.38 = 9,139.32/x
  3. Step 3: Cross multiply
    22,302.36x = 33,424.38 × 9,139.32
  4. Step 4: Simplify right side
    22,302.36x = 305,476,104.62
  5. Step 5: Solve for x
    x = 305,476,104.62/22,302.36
  6. Step 6: Final answer
    x = 13,697.03

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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.