Home / 19,826.60-27,358.18-11,329.27

Finding the Fourth Proportional to 19,826.60, 27,358.18 and 11,329.27

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Solution

The fourth proportional to 19,826.60, 27,358.18 and 11,329.27 is: 15,632.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,826.60 : 27,358.18 = 11,329.27 : x
  2. Step 2: Convert to fraction form
    19,826.60/27,358.18 = 11,329.27/x
  3. Step 3: Cross multiply
    19,826.60x = 27,358.18 × 11,329.27
  4. Step 4: Simplify right side
    19,826.60x = 309,948,153.69
  5. Step 5: Solve for x
    x = 309,948,153.69/19,826.60
  6. Step 6: Final answer
    x = 15,632.95

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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.