Home / 12,029.28-18,031.58-6,095.20

Finding the Fourth Proportional to 12,029.28, 18,031.58 and 6,095.20

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Solution

The fourth proportional to 12,029.28, 18,031.58 and 6,095.20 is: 9,136.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,029.28 : 18,031.58 = 6,095.20 : x
  2. Step 2: Convert to fraction form
    12,029.28/18,031.58 = 6,095.20/x
  3. Step 3: Cross multiply
    12,029.28x = 18,031.58 × 6,095.20
  4. Step 4: Simplify right side
    12,029.28x = 109,906,086.42
  5. Step 5: Solve for x
    x = 109,906,086.42/12,029.28
  6. Step 6: Final answer
    x = 9,136.55

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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.