Home / 33,699.22-50,555.30-12,921.10

Finding the Fourth Proportional to 33,699.22, 50,555.30 and 12,921.10

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Solution

The fourth proportional to 33,699.22, 50,555.30 and 12,921.10 is: 19,384.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,699.22 : 50,555.30 = 12,921.10 : x
  2. Step 2: Convert to fraction form
    33,699.22/50,555.30 = 12,921.10/x
  3. Step 3: Cross multiply
    33,699.22x = 50,555.30 × 12,921.10
  4. Step 4: Simplify right side
    33,699.22x = 653,229,992.74
  5. Step 5: Solve for x
    x = 653,229,992.74/33,699.22
  6. Step 6: Final answer
    x = 19,384.13

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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.