Home / 49,711.64-68,579.39-29,557.07

Finding the Fourth Proportional to 49,711.64, 68,579.39 and 29,557.07

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Solution

The fourth proportional to 49,711.64, 68,579.39 and 29,557.07 is: 40,775.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,711.64 : 68,579.39 = 29,557.07 : x
  2. Step 2: Convert to fraction form
    49,711.64/68,579.39 = 29,557.07/x
  3. Step 3: Cross multiply
    49,711.64x = 68,579.39 × 29,557.07
  4. Step 4: Simplify right side
    49,711.64x = 2,027,005,830.79
  5. Step 5: Solve for x
    x = 2,027,005,830.79/49,711.64
  6. Step 6: Final answer
    x = 40,775.28

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.