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Finding the Fourth Proportional to 22,232.91, 33,353.47 and 7,039.30

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Solution

The fourth proportional to 22,232.91, 33,353.47 and 7,039.30 is: 10,560.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,232.91 : 33,353.47 = 7,039.30 : x
  2. Step 2: Convert to fraction form
    22,232.91/33,353.47 = 7,039.30/x
  3. Step 3: Cross multiply
    22,232.91x = 33,353.47 × 7,039.30
  4. Step 4: Simplify right side
    22,232.91x = 234,785,081.37
  5. Step 5: Solve for x
    x = 234,785,081.37/22,232.91
  6. Step 6: Final answer
    x = 10,560.25

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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.