Home / 14,350.20-21,505.68-9,146.76

Finding the Fourth Proportional to 14,350.20, 21,505.68 and 9,146.76

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Solution

The fourth proportional to 14,350.20, 21,505.68 and 9,146.76 is: 13,707.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,350.20 : 21,505.68 = 9,146.76 : x
  2. Step 2: Convert to fraction form
    14,350.20/21,505.68 = 9,146.76/x
  3. Step 3: Cross multiply
    14,350.20x = 21,505.68 × 9,146.76
  4. Step 4: Simplify right side
    14,350.20x = 196,707,293.60
  5. Step 5: Solve for x
    x = 196,707,293.60/14,350.20
  6. Step 6: Final answer
    x = 13,707.63

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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.