Home / 22,012.48-33,021.06-7,020.76

Finding the Fourth Proportional to 22,012.48, 33,021.06 and 7,020.76

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Solution

The fourth proportional to 22,012.48, 33,021.06 and 7,020.76 is: 10,531.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,012.48 : 33,021.06 = 7,020.76 : x
  2. Step 2: Convert to fraction form
    22,012.48/33,021.06 = 7,020.76/x
  3. Step 3: Cross multiply
    22,012.48x = 33,021.06 × 7,020.76
  4. Step 4: Simplify right side
    22,012.48x = 231,832,937.21
  5. Step 5: Solve for x
    x = 231,832,937.21/22,012.48
  6. Step 6: Final answer
    x = 10,531.89

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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.