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Finding the Fourth Proportional to 17,533.91, 24,193.51 and 9,979.79

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Solution

The fourth proportional to 17,533.91, 24,193.51 and 9,979.79 is: 13,770.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,533.91 : 24,193.51 = 9,979.79 : x
  2. Step 2: Convert to fraction form
    17,533.91/24,193.51 = 9,979.79/x
  3. Step 3: Cross multiply
    17,533.91x = 24,193.51 × 9,979.79
  4. Step 4: Simplify right side
    17,533.91x = 241,446,003.25
  5. Step 5: Solve for x
    x = 241,446,003.25/17,533.91
  6. Step 6: Final answer
    x = 13,770.23

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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.