Home / 21,571.22-32,357.01-5,990.06

Finding the Fourth Proportional to 21,571.22, 32,357.01 and 5,990.06

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Solution

The fourth proportional to 21,571.22, 32,357.01 and 5,990.06 is: 8,985.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,571.22 : 32,357.01 = 5,990.06 : x
  2. Step 2: Convert to fraction form
    21,571.22/32,357.01 = 5,990.06/x
  3. Step 3: Cross multiply
    21,571.22x = 32,357.01 × 5,990.06
  4. Step 4: Simplify right side
    21,571.22x = 193,820,431.32
  5. Step 5: Solve for x
    x = 193,820,431.32/21,571.22
  6. Step 6: Final answer
    x = 8,985.14

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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.