Home / 45,406.91-68,116.32-15,001.94

Finding the Fourth Proportional to 45,406.91, 68,116.32 and 15,001.94

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Solution

The fourth proportional to 45,406.91, 68,116.32 and 15,001.94 is: 22,504.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,406.91 : 68,116.32 = 15,001.94 : x
  2. Step 2: Convert to fraction form
    45,406.91/68,116.32 = 15,001.94/x
  3. Step 3: Cross multiply
    45,406.91x = 68,116.32 × 15,001.94
  4. Step 4: Simplify right side
    45,406.91x = 1,021,877,040.94
  5. Step 5: Solve for x
    x = 1,021,877,040.94/45,406.91
  6. Step 6: Final answer
    x = 22,504.88

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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.