Home / 14,399.28-19,871.03-8,025.73

Finding the Fourth Proportional to 14,399.28, 19,871.03 and 8,025.73

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Solution

The fourth proportional to 14,399.28, 19,871.03 and 8,025.73 is: 11,075.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,399.28 : 19,871.03 = 8,025.73 : x
  2. Step 2: Convert to fraction form
    14,399.28/19,871.03 = 8,025.73/x
  3. Step 3: Cross multiply
    14,399.28x = 19,871.03 × 8,025.73
  4. Step 4: Simplify right side
    14,399.28x = 159,479,521.60
  5. Step 5: Solve for x
    x = 159,479,521.60/14,399.28
  6. Step 6: Final answer
    x = 11,075.52

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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.