Home / 14,629.76-21,901.56-9,065.21

Finding the Fourth Proportional to 14,629.76, 21,901.56 and 9,065.21

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Solution

The fourth proportional to 14,629.76, 21,901.56 and 9,065.21 is: 13,571.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,629.76 : 21,901.56 = 9,065.21 : x
  2. Step 2: Convert to fraction form
    14,629.76/21,901.56 = 9,065.21/x
  3. Step 3: Cross multiply
    14,629.76x = 21,901.56 × 9,065.21
  4. Step 4: Simplify right side
    14,629.76x = 198,542,240.73
  5. Step 5: Solve for x
    x = 198,542,240.73/14,629.76
  6. Step 6: Final answer
    x = 13,571.12

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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.