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Finding the Fourth Proportional to 22,541.66, 33,873.84 and 12,019.12

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Solution

The fourth proportional to 22,541.66, 33,873.84 and 12,019.12 is: 18,061.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,541.66 : 33,873.84 = 12,019.12 : x
  2. Step 2: Convert to fraction form
    22,541.66/33,873.84 = 12,019.12/x
  3. Step 3: Cross multiply
    22,541.66x = 33,873.84 × 12,019.12
  4. Step 4: Simplify right side
    22,541.66x = 407,133,663.14
  5. Step 5: Solve for x
    x = 407,133,663.14/22,541.66
  6. Step 6: Final answer
    x = 18,061.38

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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.