Home / 16,919.43-23,347.21-9,844.49

Finding the Fourth Proportional to 16,919.43, 23,347.21 and 9,844.49

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Solution

The fourth proportional to 16,919.43, 23,347.21 and 9,844.49 is: 13,584.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,919.43 : 23,347.21 = 9,844.49 : x
  2. Step 2: Convert to fraction form
    16,919.43/23,347.21 = 9,844.49/x
  3. Step 3: Cross multiply
    16,919.43x = 23,347.21 × 9,844.49
  4. Step 4: Simplify right side
    16,919.43x = 229,841,323.95
  5. Step 5: Solve for x
    x = 229,841,323.95/16,919.43
  6. Step 6: Final answer
    x = 13,584.46

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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.