Home / 14,074.90-21,107.06-5,750.48

Finding the Fourth Proportional to 14,074.90, 21,107.06 and 5,750.48

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Solution

The fourth proportional to 14,074.90, 21,107.06 and 5,750.48 is: 8,623.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,074.90 : 21,107.06 = 5,750.48 : x
  2. Step 2: Convert to fraction form
    14,074.90/21,107.06 = 5,750.48/x
  3. Step 3: Cross multiply
    14,074.90x = 21,107.06 × 5,750.48
  4. Step 4: Simplify right side
    14,074.90x = 121,375,726.39
  5. Step 5: Solve for x
    x = 121,375,726.39/14,074.90
  6. Step 6: Final answer
    x = 8,623.56

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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.