Home / 17,472.80-26,187.31-13,760.36

Finding the Fourth Proportional to 17,472.80, 26,187.31 and 13,760.36

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Solution

The fourth proportional to 17,472.80, 26,187.31 and 13,760.36 is: 20,623.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,472.80 : 26,187.31 = 13,760.36 : x
  2. Step 2: Convert to fraction form
    17,472.80/26,187.31 = 13,760.36/x
  3. Step 3: Cross multiply
    17,472.80x = 26,187.31 × 13,760.36
  4. Step 4: Simplify right side
    17,472.80x = 360,346,813.03
  5. Step 5: Solve for x
    x = 360,346,813.03/17,472.80
  6. Step 6: Final answer
    x = 20,623.30

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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.