Home / 23,419.91-32,320.03-13,349.29

Finding the Fourth Proportional to 23,419.91, 32,320.03 and 13,349.29

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Solution

The fourth proportional to 23,419.91, 32,320.03 and 13,349.29 is: 18,422.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,419.91 : 32,320.03 = 13,349.29 : x
  2. Step 2: Convert to fraction form
    23,419.91/32,320.03 = 13,349.29/x
  3. Step 3: Cross multiply
    23,419.91x = 32,320.03 × 13,349.29
  4. Step 4: Simplify right side
    23,419.91x = 431,449,453.28
  5. Step 5: Solve for x
    x = 431,449,453.28/23,419.91
  6. Step 6: Final answer
    x = 18,422.34

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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.