Home / 16,539.96-22,758.45-16,146.30

Finding the Fourth Proportional to 16,539.96, 22,758.45 and 16,146.30

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Solution

The fourth proportional to 16,539.96, 22,758.45 and 16,146.30 is: 22,216.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,539.96 : 22,758.45 = 16,146.30 : x
  2. Step 2: Convert to fraction form
    16,539.96/22,758.45 = 16,146.30/x
  3. Step 3: Cross multiply
    16,539.96x = 22,758.45 × 16,146.30
  4. Step 4: Simplify right side
    16,539.96x = 367,464,761.24
  5. Step 5: Solve for x
    x = 367,464,761.24/16,539.96
  6. Step 6: Final answer
    x = 22,216.79

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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.