Home / 40,010.14-60,051.62-21,305.85

Finding the Fourth Proportional to 40,010.14, 60,051.62 and 21,305.85

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Solution

The fourth proportional to 40,010.14, 60,051.62 and 21,305.85 is: 31,978.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,010.14 : 60,051.62 = 21,305.85 : x
  2. Step 2: Convert to fraction form
    40,010.14/60,051.62 = 21,305.85/x
  3. Step 3: Cross multiply
    40,010.14x = 60,051.62 × 21,305.85
  4. Step 4: Simplify right side
    40,010.14x = 1,279,450,807.98
  5. Step 5: Solve for x
    x = 1,279,450,807.98/40,010.14
  6. Step 6: Final answer
    x = 31,978.16

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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.