Home / 22,158.40-33,238.36-9,010.48

Finding the Fourth Proportional to 22,158.40, 33,238.36 and 9,010.48

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Solution

The fourth proportional to 22,158.40, 33,238.36 and 9,010.48 is: 13,516.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,158.40 : 33,238.36 = 9,010.48 : x
  2. Step 2: Convert to fraction form
    22,158.40/33,238.36 = 9,010.48/x
  3. Step 3: Cross multiply
    22,158.40x = 33,238.36 × 9,010.48
  4. Step 4: Simplify right side
    22,158.40x = 299,493,578.01
  5. Step 5: Solve for x
    x = 299,493,578.01/22,158.40
  6. Step 6: Final answer
    x = 13,516.03

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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.