Home / 21,840.94-32,758.21-10,744.66

Finding the Fourth Proportional to 21,840.94, 32,758.21 and 10,744.66

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Solution

The fourth proportional to 21,840.94, 32,758.21 and 10,744.66 is: 16,115.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,840.94 : 32,758.21 = 10,744.66 : x
  2. Step 2: Convert to fraction form
    21,840.94/32,758.21 = 10,744.66/x
  3. Step 3: Cross multiply
    21,840.94x = 32,758.21 × 10,744.66
  4. Step 4: Simplify right side
    21,840.94x = 351,975,828.66
  5. Step 5: Solve for x
    x = 351,975,828.66/21,840.94
  6. Step 6: Final answer
    x = 16,115.42

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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.