Home / 22,053.82-30,434.48-11,982.34

Finding the Fourth Proportional to 22,053.82, 30,434.48 and 11,982.34

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Solution

The fourth proportional to 22,053.82, 30,434.48 and 11,982.34 is: 16,535.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,053.82 : 30,434.48 = 11,982.34 : x
  2. Step 2: Convert to fraction form
    22,053.82/30,434.48 = 11,982.34/x
  3. Step 3: Cross multiply
    22,053.82x = 30,434.48 × 11,982.34
  4. Step 4: Simplify right side
    22,053.82x = 364,676,287.08
  5. Step 5: Solve for x
    x = 364,676,287.08/22,053.82
  6. Step 6: Final answer
    x = 16,535.74

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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.