Home / 34,114.91-51,155.15-19,887.93

Finding the Fourth Proportional to 34,114.91, 51,155.15 and 19,887.93

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Solution

The fourth proportional to 34,114.91, 51,155.15 and 19,887.93 is: 29,821.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,114.91 : 51,155.15 = 19,887.93 : x
  2. Step 2: Convert to fraction form
    34,114.91/51,155.15 = 19,887.93/x
  3. Step 3: Cross multiply
    34,114.91x = 51,155.15 × 19,887.93
  4. Step 4: Simplify right side
    34,114.91x = 1,017,369,942.90
  5. Step 5: Solve for x
    x = 1,017,369,942.90/34,114.91
  6. Step 6: Final answer
    x = 29,821.86

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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.