Home / 14,694.24-20,275.20-9,384.96

Finding the Fourth Proportional to 14,694.24, 20,275.20 and 9,384.96

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Solution

The fourth proportional to 14,694.24, 20,275.20 and 9,384.96 is: 12,949.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,694.24 : 20,275.20 = 9,384.96 : x
  2. Step 2: Convert to fraction form
    14,694.24/20,275.20 = 9,384.96/x
  3. Step 3: Cross multiply
    14,694.24x = 20,275.20 × 9,384.96
  4. Step 4: Simplify right side
    14,694.24x = 190,281,940.99
  5. Step 5: Solve for x
    x = 190,281,940.99/14,694.24
  6. Step 6: Final answer
    x = 12,949.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.