Home / 24,012.03-33,105.80-19,689.20

Finding the Fourth Proportional to 24,012.03, 33,105.80 and 19,689.20

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Solution

The fourth proportional to 24,012.03, 33,105.80 and 19,689.20 is: 27,145.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,012.03 : 33,105.80 = 19,689.20 : x
  2. Step 2: Convert to fraction form
    24,012.03/33,105.80 = 19,689.20/x
  3. Step 3: Cross multiply
    24,012.03x = 33,105.80 × 19,689.20
  4. Step 4: Simplify right side
    24,012.03x = 651,826,453.39
  5. Step 5: Solve for x
    x = 651,826,453.39/24,012.03
  6. Step 6: Final answer
    x = 27,145.83

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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.