Home / 13,079.22-19,612.68-4,753.37

Finding the Fourth Proportional to 13,079.22, 19,612.68 and 4,753.37

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Solution

The fourth proportional to 13,079.22, 19,612.68 and 4,753.37 is: 7,127.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,079.22 : 19,612.68 = 4,753.37 : x
  2. Step 2: Convert to fraction form
    13,079.22/19,612.68 = 4,753.37/x
  3. Step 3: Cross multiply
    13,079.22x = 19,612.68 × 4,753.37
  4. Step 4: Simplify right side
    13,079.22x = 93,226,226.67
  5. Step 5: Solve for x
    x = 93,226,226.67/13,079.22
  6. Step 6: Final answer
    x = 7,127.81

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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.