Home / 14,150.40-21,179.40-9,754.56

Finding the Fourth Proportional to 14,150.40, 21,179.40 and 9,754.56

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Solution

The fourth proportional to 14,150.40, 21,179.40 and 9,754.56 is: 14,599.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,150.40 : 21,179.40 = 9,754.56 : x
  2. Step 2: Convert to fraction form
    14,150.40/21,179.40 = 9,754.56/x
  3. Step 3: Cross multiply
    14,150.40x = 21,179.40 × 9,754.56
  4. Step 4: Simplify right side
    14,150.40x = 206,595,728.06
  5. Step 5: Solve for x
    x = 206,595,728.06/14,150.40
  6. Step 6: Final answer
    x = 14,599.99

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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.