Home / 49,392.78-74,105.82-15,664.32

Finding the Fourth Proportional to 49,392.78, 74,105.82 and 15,664.32

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Solution

The fourth proportional to 49,392.78, 74,105.82 and 15,664.32 is: 23,501.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,392.78 : 74,105.82 = 15,664.32 : x
  2. Step 2: Convert to fraction form
    49,392.78/74,105.82 = 15,664.32/x
  3. Step 3: Cross multiply
    49,392.78x = 74,105.82 × 15,664.32
  4. Step 4: Simplify right side
    49,392.78x = 1,160,817,278.34
  5. Step 5: Solve for x
    x = 1,160,817,278.34/49,392.78
  6. Step 6: Final answer
    x = 23,501.76

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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.