Home / 14,456.53-21,687.75-6,136.51

Finding the Fourth Proportional to 14,456.53, 21,687.75 and 6,136.51

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Solution

The fourth proportional to 14,456.53, 21,687.75 and 6,136.51 is: 9,206.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,456.53 : 21,687.75 = 6,136.51 : x
  2. Step 2: Convert to fraction form
    14,456.53/21,687.75 = 6,136.51/x
  3. Step 3: Cross multiply
    14,456.53x = 21,687.75 × 6,136.51
  4. Step 4: Simplify right side
    14,456.53x = 133,087,081.20
  5. Step 5: Solve for x
    x = 133,087,081.20/14,456.53
  6. Step 6: Final answer
    x = 9,206.02

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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.