Home / 19,324.76-28,935.17-12,266.56

Finding the Fourth Proportional to 19,324.76, 28,935.17 and 12,266.56

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Solution

The fourth proportional to 19,324.76, 28,935.17 and 12,266.56 is: 18,366.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,324.76 : 28,935.17 = 12,266.56 : x
  2. Step 2: Convert to fraction form
    19,324.76/28,935.17 = 12,266.56/x
  3. Step 3: Cross multiply
    19,324.76x = 28,935.17 × 12,266.56
  4. Step 4: Simplify right side
    19,324.76x = 354,934,957.24
  5. Step 5: Solve for x
    x = 354,934,957.24/19,324.76
  6. Step 6: Final answer
    x = 18,366.85

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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.