Home / 12,816.48-19,225.76-4,049.04

Finding the Fourth Proportional to 12,816.48, 19,225.76 and 4,049.04

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Solution

The fourth proportional to 12,816.48, 19,225.76 and 4,049.04 is: 6,073.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,816.48 : 19,225.76 = 4,049.04 : x
  2. Step 2: Convert to fraction form
    12,816.48/19,225.76 = 4,049.04/x
  3. Step 3: Cross multiply
    12,816.48x = 19,225.76 × 4,049.04
  4. Step 4: Simplify right side
    12,816.48x = 77,845,871.27
  5. Step 5: Solve for x
    x = 77,845,871.27/12,816.48
  6. Step 6: Final answer
    x = 6,073.89

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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.