Home / 22,308.65-33,427.43-11,778.25

Finding the Fourth Proportional to 22,308.65, 33,427.43 and 11,778.25

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Solution

The fourth proportional to 22,308.65, 33,427.43 and 11,778.25 is: 17,648.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,308.65 : 33,427.43 = 11,778.25 : x
  2. Step 2: Convert to fraction form
    22,308.65/33,427.43 = 11,778.25/x
  3. Step 3: Cross multiply
    22,308.65x = 33,427.43 × 11,778.25
  4. Step 4: Simplify right side
    22,308.65x = 393,716,460.26
  5. Step 5: Solve for x
    x = 393,716,460.26/22,308.65
  6. Step 6: Final answer
    x = 17,648.60

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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.