Home / 19,529.14-29,270.22-10,155.82

Finding the Fourth Proportional to 19,529.14, 29,270.22 and 10,155.82

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Solution

The fourth proportional to 19,529.14, 29,270.22 and 10,155.82 is: 15,221.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,529.14 : 29,270.22 = 10,155.82 : x
  2. Step 2: Convert to fraction form
    19,529.14/29,270.22 = 10,155.82/x
  3. Step 3: Cross multiply
    19,529.14x = 29,270.22 × 10,155.82
  4. Step 4: Simplify right side
    19,529.14x = 297,263,085.68
  5. Step 5: Solve for x
    x = 297,263,085.68/19,529.14
  6. Step 6: Final answer
    x = 15,221.51

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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.