Home / 17,739.26-24,478.30-9,781.01

Finding the Fourth Proportional to 17,739.26, 24,478.30 and 9,781.01

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Solution

The fourth proportional to 17,739.26, 24,478.30 and 9,781.01 is: 13,496.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,739.26 : 24,478.30 = 9,781.01 : x
  2. Step 2: Convert to fraction form
    17,739.26/24,478.30 = 9,781.01/x
  3. Step 3: Cross multiply
    17,739.26x = 24,478.30 × 9,781.01
  4. Step 4: Simplify right side
    17,739.26x = 239,422,497.08
  5. Step 5: Solve for x
    x = 239,422,497.08/17,739.26
  6. Step 6: Final answer
    x = 13,496.76

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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.