Home / 21,854.88-32,796.90-11,334.60

Finding the Fourth Proportional to 21,854.88, 32,796.90 and 11,334.60

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Solution

The fourth proportional to 21,854.88, 32,796.90 and 11,334.60 is: 17,009.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,854.88 : 32,796.90 = 11,334.60 : x
  2. Step 2: Convert to fraction form
    21,854.88/32,796.90 = 11,334.60/x
  3. Step 3: Cross multiply
    21,854.88x = 32,796.90 × 11,334.60
  4. Step 4: Simplify right side
    21,854.88x = 371,739,742.74
  5. Step 5: Solve for x
    x = 371,739,742.74/21,854.88
  6. Step 6: Final answer
    x = 17,009.46

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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.