Home / 14,642.07-21,966.75-5,757.99

Finding the Fourth Proportional to 14,642.07, 21,966.75 and 5,757.99

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Solution

The fourth proportional to 14,642.07, 21,966.75 and 5,757.99 is: 8,638.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,642.07 : 21,966.75 = 5,757.99 : x
  2. Step 2: Convert to fraction form
    14,642.07/21,966.75 = 5,757.99/x
  3. Step 3: Cross multiply
    14,642.07x = 21,966.75 × 5,757.99
  4. Step 4: Simplify right side
    14,642.07x = 126,484,326.83
  5. Step 5: Solve for x
    x = 126,484,326.83/14,642.07
  6. Step 6: Final answer
    x = 8,638.42

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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.