Home / 23,904.89-32,989.54-13,150.21

Finding the Fourth Proportional to 23,904.89, 32,989.54 and 13,150.21

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Solution

The fourth proportional to 23,904.89, 32,989.54 and 13,150.21 is: 18,147.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,904.89 : 32,989.54 = 13,150.21 : x
  2. Step 2: Convert to fraction form
    23,904.89/32,989.54 = 13,150.21/x
  3. Step 3: Cross multiply
    23,904.89x = 32,989.54 × 13,150.21
  4. Step 4: Simplify right side
    23,904.89x = 433,819,378.80
  5. Step 5: Solve for x
    x = 433,819,378.80/23,904.89
  6. Step 6: Final answer
    x = 18,147.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.