Home / 22,218.06-33,326.40-9,070.56

Finding the Fourth Proportional to 22,218.06, 33,326.40 and 9,070.56

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Solution

The fourth proportional to 22,218.06, 33,326.40 and 9,070.56 is: 13,605.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,218.06 : 33,326.40 = 9,070.56 : x
  2. Step 2: Convert to fraction form
    22,218.06/33,326.40 = 9,070.56/x
  3. Step 3: Cross multiply
    22,218.06x = 33,326.40 × 9,070.56
  4. Step 4: Simplify right side
    22,218.06x = 302,289,110.78
  5. Step 5: Solve for x
    x = 302,289,110.78/22,218.06
  6. Step 6: Final answer
    x = 13,605.56

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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.