Home / 19,726.36-29,589.80-11,016.72

Finding the Fourth Proportional to 19,726.36, 29,589.80 and 11,016.72

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Solution

The fourth proportional to 19,726.36, 29,589.80 and 11,016.72 is: 16,525.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,726.36 : 29,589.80 = 11,016.72 : x
  2. Step 2: Convert to fraction form
    19,726.36/29,589.80 = 11,016.72/x
  3. Step 3: Cross multiply
    19,726.36x = 29,589.80 × 11,016.72
  4. Step 4: Simplify right side
    19,726.36x = 325,982,541.46
  5. Step 5: Solve for x
    x = 325,982,541.46/19,726.36
  6. Step 6: Final answer
    x = 16,525.23

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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.