Home / 22,491.13-33,665.96-15,429.86

Finding the Fourth Proportional to 22,491.13, 33,665.96 and 15,429.86

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Solution

The fourth proportional to 22,491.13, 33,665.96 and 15,429.86 is: 23,096.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,491.13 : 33,665.96 = 15,429.86 : x
  2. Step 2: Convert to fraction form
    22,491.13/33,665.96 = 15,429.86/x
  3. Step 3: Cross multiply
    22,491.13x = 33,665.96 × 15,429.86
  4. Step 4: Simplify right side
    22,491.13x = 519,461,049.57
  5. Step 5: Solve for x
    x = 519,461,049.57/22,491.13
  6. Step 6: Final answer
    x = 23,096.26

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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.