Home / 21,573.49-32,361.99-5,991.13

Finding the Fourth Proportional to 21,573.49, 32,361.99 and 5,991.13

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Solution

The fourth proportional to 21,573.49, 32,361.99 and 5,991.13 is: 8,987.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,573.49 : 32,361.99 = 5,991.13 : x
  2. Step 2: Convert to fraction form
    21,573.49/32,361.99 = 5,991.13/x
  3. Step 3: Cross multiply
    21,573.49x = 32,361.99 × 5,991.13
  4. Step 4: Simplify right side
    21,573.49x = 193,884,889.15
  5. Step 5: Solve for x
    x = 193,884,889.15/21,573.49
  6. Step 6: Final answer
    x = 8,987.18

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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.