Home / 34,245.28-51,347.42-14,230.64

Finding the Fourth Proportional to 34,245.28, 51,347.42 and 14,230.64

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Solution

The fourth proportional to 34,245.28, 51,347.42 and 14,230.64 is: 21,337.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,245.28 : 51,347.42 = 14,230.64 : x
  2. Step 2: Convert to fraction form
    34,245.28/51,347.42 = 14,230.64/x
  3. Step 3: Cross multiply
    34,245.28x = 51,347.42 × 14,230.64
  4. Step 4: Simplify right side
    34,245.28x = 730,706,470.70
  5. Step 5: Solve for x
    x = 730,706,470.70/34,245.28
  6. Step 6: Final answer
    x = 21,337.44

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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.