Home / 18,185.22-25,089.56-14,822.26

Finding the Fourth Proportional to 18,185.22, 25,089.56 and 14,822.26

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Solution

The fourth proportional to 18,185.22, 25,089.56 and 14,822.26 is: 20,449.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,185.22 : 25,089.56 = 14,822.26 : x
  2. Step 2: Convert to fraction form
    18,185.22/25,089.56 = 14,822.26/x
  3. Step 3: Cross multiply
    18,185.22x = 25,089.56 × 14,822.26
  4. Step 4: Simplify right side
    18,185.22x = 371,883,981.61
  5. Step 5: Solve for x
    x = 371,883,981.61/18,185.22
  6. Step 6: Final answer
    x = 20,449.79

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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.