Home / 29,138.02-43,696.95-18,027.70

Finding the Fourth Proportional to 29,138.02, 43,696.95 and 18,027.70

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Solution

The fourth proportional to 29,138.02, 43,696.95 and 18,027.70 is: 27,035.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,138.02 : 43,696.95 = 18,027.70 : x
  2. Step 2: Convert to fraction form
    29,138.02/43,696.95 = 18,027.70/x
  3. Step 3: Cross multiply
    29,138.02x = 43,696.95 × 18,027.70
  4. Step 4: Simplify right side
    29,138.02x = 787,755,505.52
  5. Step 5: Solve for x
    x = 787,755,505.52/29,138.02
  6. Step 6: Final answer
    x = 27,035.31

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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.