Home / 13,268.01-19,906.79-6,689.24

Finding the Fourth Proportional to 13,268.01, 19,906.79 and 6,689.24

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Solution

The fourth proportional to 13,268.01, 19,906.79 and 6,689.24 is: 10,036.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,268.01 : 19,906.79 = 6,689.24 : x
  2. Step 2: Convert to fraction form
    13,268.01/19,906.79 = 6,689.24/x
  3. Step 3: Cross multiply
    13,268.01x = 19,906.79 × 6,689.24
  4. Step 4: Simplify right side
    13,268.01x = 133,161,228.66
  5. Step 5: Solve for x
    x = 133,161,228.66/13,268.01
  6. Step 6: Final answer
    x = 10,036.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.