Home / 13,961.38-19,265.08-8,296.36

Finding the Fourth Proportional to 13,961.38, 19,265.08 and 8,296.36

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Solution

The fourth proportional to 13,961.38, 19,265.08 and 8,296.36 is: 11,448.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,961.38 : 19,265.08 = 8,296.36 : x
  2. Step 2: Convert to fraction form
    13,961.38/19,265.08 = 8,296.36/x
  3. Step 3: Cross multiply
    13,961.38x = 19,265.08 × 8,296.36
  4. Step 4: Simplify right side
    13,961.38x = 159,830,055.37
  5. Step 5: Solve for x
    x = 159,830,055.37/13,961.38
  6. Step 6: Final answer
    x = 11,448.02

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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.