Home / 49,501.06-74,234.31-19,911.22

Finding the Fourth Proportional to 49,501.06, 74,234.31 and 19,911.22

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Solution

The fourth proportional to 49,501.06, 74,234.31 and 19,911.22 is: 29,859.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,501.06 : 74,234.31 = 19,911.22 : x
  2. Step 2: Convert to fraction form
    49,501.06/74,234.31 = 19,911.22/x
  3. Step 3: Cross multiply
    49,501.06x = 74,234.31 × 19,911.22
  4. Step 4: Simplify right side
    49,501.06x = 1,478,095,677.96
  5. Step 5: Solve for x
    x = 1,478,095,677.96/49,501.06
  6. Step 6: Final answer
    x = 29,859.88

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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.