Home / 16,657.31-22,997.27-15,858.06

Finding the Fourth Proportional to 16,657.31, 22,997.27 and 15,858.06

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Solution

The fourth proportional to 16,657.31, 22,997.27 and 15,858.06 is: 21,893.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,657.31 : 22,997.27 = 15,858.06 : x
  2. Step 2: Convert to fraction form
    16,657.31/22,997.27 = 15,858.06/x
  3. Step 3: Cross multiply
    16,657.31x = 22,997.27 × 15,858.06
  4. Step 4: Simplify right side
    16,657.31x = 364,692,127.14
  5. Step 5: Solve for x
    x = 364,692,127.14/16,657.31
  6. Step 6: Final answer
    x = 21,893.83

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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.