Home / 12,044.40-18,061.20-5,467.20

Finding the Fourth Proportional to 12,044.40, 18,061.20 and 5,467.20

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Solution

The fourth proportional to 12,044.40, 18,061.20 and 5,467.20 is: 8,198.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,044.40 : 18,061.20 = 5,467.20 : x
  2. Step 2: Convert to fraction form
    12,044.40/18,061.20 = 5,467.20/x
  3. Step 3: Cross multiply
    12,044.40x = 18,061.20 × 5,467.20
  4. Step 4: Simplify right side
    12,044.40x = 98,744,192.64
  5. Step 5: Solve for x
    x = 98,744,192.64/12,044.40
  6. Step 6: Final answer
    x = 8,198.35

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1.5x scale

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.