Home / 23,190.21-32,007.29-13,119.08

Finding the Fourth Proportional to 23,190.21, 32,007.29 and 13,119.08

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Solution

The fourth proportional to 23,190.21, 32,007.29 and 13,119.08 is: 18,107.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,190.21 : 32,007.29 = 13,119.08 : x
  2. Step 2: Convert to fraction form
    23,190.21/32,007.29 = 13,119.08/x
  3. Step 3: Cross multiply
    23,190.21x = 32,007.29 × 13,119.08
  4. Step 4: Simplify right side
    23,190.21x = 419,905,972.46
  5. Step 5: Solve for x
    x = 419,905,972.46/23,190.21
  6. Step 6: Final answer
    x = 18,107.04

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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.