Home / 19,006.71-28,522.31-10,247.73

Finding the Fourth Proportional to 19,006.71, 28,522.31 and 10,247.73

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Solution

The fourth proportional to 19,006.71, 28,522.31 and 10,247.73 is: 15,378.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,006.71 : 28,522.31 = 10,247.73 : x
  2. Step 2: Convert to fraction form
    19,006.71/28,522.31 = 10,247.73/x
  3. Step 3: Cross multiply
    19,006.71x = 28,522.31 × 10,247.73
  4. Step 4: Simplify right side
    19,006.71x = 292,288,880.62
  5. Step 5: Solve for x
    x = 292,288,880.62/19,006.71
  6. Step 6: Final answer
    x = 15,378.19

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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.