Home / 16,657.31-22,955.45-11,933.39

Finding the Fourth Proportional to 16,657.31, 22,955.45 and 11,933.39

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Solution

The fourth proportional to 16,657.31, 22,955.45 and 11,933.39 is: 16,445.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,657.31 : 22,955.45 = 11,933.39 : x
  2. Step 2: Convert to fraction form
    16,657.31/22,955.45 = 11,933.39/x
  3. Step 3: Cross multiply
    16,657.31x = 22,955.45 × 11,933.39
  4. Step 4: Simplify right side
    16,657.31x = 273,936,163.03
  5. Step 5: Solve for x
    x = 273,936,163.03/16,657.31
  6. Step 6: Final answer
    x = 16,445.41

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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.