Home / 22,789.61-34,206.30-11,111.03

Finding the Fourth Proportional to 22,789.61, 34,206.30 and 11,111.03

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Solution

The fourth proportional to 22,789.61, 34,206.30 and 11,111.03 is: 16,677.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,789.61 : 34,206.30 = 11,111.03 : x
  2. Step 2: Convert to fraction form
    22,789.61/34,206.30 = 11,111.03/x
  3. Step 3: Cross multiply
    22,789.61x = 34,206.30 × 11,111.03
  4. Step 4: Simplify right side
    22,789.61x = 380,067,054.46
  5. Step 5: Solve for x
    x = 380,067,054.46/22,789.61
  6. Step 6: Final answer
    x = 16,677.21

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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.