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Finding the Fourth Proportional to 22,041.15, 33,066.59 and 7,249.47

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Solution

The fourth proportional to 22,041.15, 33,066.59 and 7,249.47 is: 10,875.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,041.15 : 33,066.59 = 7,249.47 : x
  2. Step 2: Convert to fraction form
    22,041.15/33,066.59 = 7,249.47/x
  3. Step 3: Cross multiply
    22,041.15x = 33,066.59 × 7,249.47
  4. Step 4: Simplify right side
    22,041.15x = 239,715,215.96
  5. Step 5: Solve for x
    x = 239,715,215.96/22,041.15
  6. Step 6: Final answer
    x = 10,875.80

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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.