Home / 22,291.23-30,765.05-13,796.09

Finding the Fourth Proportional to 22,291.23, 30,765.05 and 13,796.09

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Solution

The fourth proportional to 22,291.23, 30,765.05 and 13,796.09 is: 19,040.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,291.23 : 30,765.05 = 13,796.09 : x
  2. Step 2: Convert to fraction form
    22,291.23/30,765.05 = 13,796.09/x
  3. Step 3: Cross multiply
    22,291.23x = 30,765.05 × 13,796.09
  4. Step 4: Simplify right side
    22,291.23x = 424,437,342.95
  5. Step 5: Solve for x
    x = 424,437,342.95/22,291.23
  6. Step 6: Final answer
    x = 19,040.55

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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.