Home / 17,919.44-24,727.70-9,961.52

Finding the Fourth Proportional to 17,919.44, 24,727.70 and 9,961.52

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Solution

The fourth proportional to 17,919.44, 24,727.70 and 9,961.52 is: 13,746.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,919.44 : 24,727.70 = 9,961.52 : x
  2. Step 2: Convert to fraction form
    17,919.44/24,727.70 = 9,961.52/x
  3. Step 3: Cross multiply
    17,919.44x = 24,727.70 × 9,961.52
  4. Step 4: Simplify right side
    17,919.44x = 246,325,478.10
  5. Step 5: Solve for x
    x = 246,325,478.10/17,919.44
  6. Step 6: Final answer
    x = 13,746.27

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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.