Home / 14,166.56-21,242.79-8,245.42

Finding the Fourth Proportional to 14,166.56, 21,242.79 and 8,245.42

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Solution

The fourth proportional to 14,166.56, 21,242.79 and 8,245.42 is: 12,364.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,166.56 : 21,242.79 = 8,245.42 : x
  2. Step 2: Convert to fraction form
    14,166.56/21,242.79 = 8,245.42/x
  3. Step 3: Cross multiply
    14,166.56x = 21,242.79 × 8,245.42
  4. Step 4: Simplify right side
    14,166.56x = 175,155,672.41
  5. Step 5: Solve for x
    x = 175,155,672.41/14,166.56
  6. Step 6: Final answer
    x = 12,364.02

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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.