Home / 14,251.04-21,378.24-4,892.80

Finding the Fourth Proportional to 14,251.04, 21,378.24 and 4,892.80

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Solution

The fourth proportional to 14,251.04, 21,378.24 and 4,892.80 is: 7,339.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,251.04 : 21,378.24 = 4,892.80 : x
  2. Step 2: Convert to fraction form
    14,251.04/21,378.24 = 4,892.80/x
  3. Step 3: Cross multiply
    14,251.04x = 21,378.24 × 4,892.80
  4. Step 4: Simplify right side
    14,251.04x = 104,599,452.67
  5. Step 5: Solve for x
    x = 104,599,452.67/14,251.04
  6. Step 6: Final answer
    x = 7,339.78

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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.