Home / 14,321.28-19,763.43-8,033.25

Finding the Fourth Proportional to 14,321.28, 19,763.43 and 8,033.25

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Solution

The fourth proportional to 14,321.28, 19,763.43 and 8,033.25 is: 11,085.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,321.28 : 19,763.43 = 8,033.25 : x
  2. Step 2: Convert to fraction form
    14,321.28/19,763.43 = 8,033.25/x
  3. Step 3: Cross multiply
    14,321.28x = 19,763.43 × 8,033.25
  4. Step 4: Simplify right side
    14,321.28x = 158,764,574.05
  5. Step 5: Solve for x
    x = 158,764,574.05/14,321.28
  6. Step 6: Final answer
    x = 11,085.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.