Home / 21,486.04-32,241.84-11,625.12

Finding the Fourth Proportional to 21,486.04, 32,241.84 and 11,625.12

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Solution

The fourth proportional to 21,486.04, 32,241.84 and 11,625.12 is: 17,444.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,486.04 : 32,241.84 = 11,625.12 : x
  2. Step 2: Convert to fraction form
    21,486.04/32,241.84 = 11,625.12/x
  3. Step 3: Cross multiply
    21,486.04x = 32,241.84 × 11,625.12
  4. Step 4: Simplify right side
    21,486.04x = 374,815,259.02
  5. Step 5: Solve for x
    x = 374,815,259.02/21,486.04
  6. Step 6: Final answer
    x = 17,444.59

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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.