Home / 23,422.84-32,321.91-13,351.03

Finding the Fourth Proportional to 23,422.84, 32,321.91 and 13,351.03

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Solution

The fourth proportional to 23,422.84, 32,321.91 and 13,351.03 is: 18,423.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,422.84 : 32,321.91 = 13,351.03 : x
  2. Step 2: Convert to fraction form
    23,422.84/32,321.91 = 13,351.03/x
  3. Step 3: Cross multiply
    23,422.84x = 32,321.91 × 13,351.03
  4. Step 4: Simplify right side
    23,422.84x = 431,530,790.07
  5. Step 5: Solve for x
    x = 431,530,790.07/23,422.84
  6. Step 6: Final answer
    x = 18,423.50

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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.