Home / 14,188.80-21,283.22-4,327.56

Finding the Fourth Proportional to 14,188.80, 21,283.22 and 4,327.56

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Solution

The fourth proportional to 14,188.80, 21,283.22 and 4,327.56 is: 6,491.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,188.80 : 21,283.22 = 4,327.56 : x
  2. Step 2: Convert to fraction form
    14,188.80/21,283.22 = 4,327.56/x
  3. Step 3: Cross multiply
    14,188.80x = 21,283.22 × 4,327.56
  4. Step 4: Simplify right side
    14,188.80x = 92,104,422.36
  5. Step 5: Solve for x
    x = 92,104,422.36/14,188.80
  6. Step 6: Final answer
    x = 6,491.35

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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.