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Finding the Fourth Proportional to 22,119.93, 30,471.88 and 16,444.87

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Solution

The fourth proportional to 22,119.93, 30,471.88 and 16,444.87 is: 22,654.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,119.93 : 30,471.88 = 16,444.87 : x
  2. Step 2: Convert to fraction form
    22,119.93/30,471.88 = 16,444.87/x
  3. Step 3: Cross multiply
    22,119.93x = 30,471.88 × 16,444.87
  4. Step 4: Simplify right side
    22,119.93x = 501,106,105.26
  5. Step 5: Solve for x
    x = 501,106,105.26/22,119.93
  6. Step 6: Final answer
    x = 22,654.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.