Home / 12,446.39-18,672.92-5,055.99

Finding the Fourth Proportional to 12,446.39, 18,672.92 and 5,055.99

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Solution

The fourth proportional to 12,446.39, 18,672.92 and 5,055.99 is: 7,585.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,446.39 : 18,672.92 = 5,055.99 : x
  2. Step 2: Convert to fraction form
    12,446.39/18,672.92 = 5,055.99/x
  3. Step 3: Cross multiply
    12,446.39x = 18,672.92 × 5,055.99
  4. Step 4: Simplify right side
    12,446.39x = 94,410,096.79
  5. Step 5: Solve for x
    x = 94,410,096.79/12,446.39
  6. Step 6: Final answer
    x = 7,585.34

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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.