Home / 16,824.39-23,212.52-9,749.45

Finding the Fourth Proportional to 16,824.39, 23,212.52 and 9,749.45

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Solution

The fourth proportional to 16,824.39, 23,212.52 and 9,749.45 is: 13,451.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,824.39 : 23,212.52 = 9,749.45 : x
  2. Step 2: Convert to fraction form
    16,824.39/23,212.52 = 9,749.45/x
  3. Step 3: Cross multiply
    16,824.39x = 23,212.52 × 9,749.45
  4. Step 4: Simplify right side
    16,824.39x = 226,309,187.05
  5. Step 5: Solve for x
    x = 226,309,187.05/16,824.39
  6. Step 6: Final answer
    x = 13,451.26

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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.