Home / 13,479.04-20,227.80-4,714

Finding the Fourth Proportional to 13,479.04, 20,227.80 and 4,714

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Solution

The fourth proportional to 13,479.04, 20,227.80 and 4,714 is: 7,074.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,479.04 : 20,227.80 = 4,714 : x
  2. Step 2: Convert to fraction form
    13,479.04/20,227.80 = 4,714/x
  3. Step 3: Cross multiply
    13,479.04x = 20,227.80 × 4,714
  4. Step 4: Simplify right side
    13,479.04x = 95,353,849.20
  5. Step 5: Solve for x
    x = 95,353,849.20/13,479.04
  6. Step 6: Final answer
    x = 7,074.23

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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.