Home / 11,829.37-16,296.68-9,805.18

Finding the Fourth Proportional to 11,829.37, 16,296.68 and 9,805.18

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Solution

The fourth proportional to 11,829.37, 16,296.68 and 9,805.18 is: 13,508.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,829.37 : 16,296.68 = 9,805.18 : x
  2. Step 2: Convert to fraction form
    11,829.37/16,296.68 = 9,805.18/x
  3. Step 3: Cross multiply
    11,829.37x = 16,296.68 × 9,805.18
  4. Step 4: Simplify right side
    11,829.37x = 159,791,946.06
  5. Step 5: Solve for x
    x = 159,791,946.06/11,829.37
  6. Step 6: Final answer
    x = 13,508.07

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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.