Home / 29,154.44-43,722.70-19,158.66

Finding the Fourth Proportional to 29,154.44, 43,722.70 and 19,158.66

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Solution

The fourth proportional to 29,154.44, 43,722.70 and 19,158.66 is: 28,732.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,154.44 : 43,722.70 = 19,158.66 : x
  2. Step 2: Convert to fraction form
    29,154.44/43,722.70 = 19,158.66/x
  3. Step 3: Cross multiply
    29,154.44x = 43,722.70 × 19,158.66
  4. Step 4: Simplify right side
    29,154.44x = 837,668,295.69
  5. Step 5: Solve for x
    x = 837,668,295.69/29,154.44
  6. Step 6: Final answer
    x = 28,732.10

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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.