Home / 23,669.11-35,525.54-11,990.53

Finding the Fourth Proportional to 23,669.11, 35,525.54 and 11,990.53

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Solution

The fourth proportional to 23,669.11, 35,525.54 and 11,990.53 is: 17,996.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,669.11 : 35,525.54 = 11,990.53 : x
  2. Step 2: Convert to fraction form
    23,669.11/35,525.54 = 11,990.53/x
  3. Step 3: Cross multiply
    23,669.11x = 35,525.54 × 11,990.53
  4. Step 4: Simplify right side
    23,669.11x = 425,970,053.14
  5. Step 5: Solve for x
    x = 425,970,053.14/23,669.11
  6. Step 6: Final answer
    x = 17,996.88

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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.