Home / 17,534.42-24,199.79-9,979.28

Finding the Fourth Proportional to 17,534.42, 24,199.79 and 9,979.28

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Solution

The fourth proportional to 17,534.42, 24,199.79 and 9,979.28 is: 13,772.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,534.42 : 24,199.79 = 9,979.28 : x
  2. Step 2: Convert to fraction form
    17,534.42/24,199.79 = 9,979.28/x
  3. Step 3: Cross multiply
    17,534.42x = 24,199.79 × 9,979.28
  4. Step 4: Simplify right side
    17,534.42x = 241,496,480.35
  5. Step 5: Solve for x
    x = 241,496,480.35/17,534.42
  6. Step 6: Final answer
    x = 13,772.71

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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.