Home / 21,958.38-32,866.84-14,468.12

Finding the Fourth Proportional to 21,958.38, 32,866.84 and 14,468.12

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Solution

The fourth proportional to 21,958.38, 32,866.84 and 14,468.12 is: 21,655.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,958.38 : 32,866.84 = 14,468.12 : x
  2. Step 2: Convert to fraction form
    21,958.38/32,866.84 = 14,468.12/x
  3. Step 3: Cross multiply
    21,958.38x = 32,866.84 × 14,468.12
  4. Step 4: Simplify right side
    21,958.38x = 475,521,385.14
  5. Step 5: Solve for x
    x = 475,521,385.14/21,958.38
  6. Step 6: Final answer
    x = 21,655.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.