Home / 16,641.68-24,962.48-6,778.80

Finding the Fourth Proportional to 16,641.68, 24,962.48 and 6,778.80

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Solution

The fourth proportional to 16,641.68, 24,962.48 and 6,778.80 is: 10,168.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,641.68 : 24,962.48 = 6,778.80 : x
  2. Step 2: Convert to fraction form
    16,641.68/24,962.48 = 6,778.80/x
  3. Step 3: Cross multiply
    16,641.68x = 24,962.48 × 6,778.80
  4. Step 4: Simplify right side
    16,641.68x = 169,215,659.42
  5. Step 5: Solve for x
    x = 169,215,659.42/16,641.68
  6. Step 6: Final answer
    x = 10,168.18

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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.