Home / 16,218.72-24,310.08-7,444.80

Finding the Fourth Proportional to 16,218.72, 24,310.08 and 7,444.80

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Solution

The fourth proportional to 16,218.72, 24,310.08 and 7,444.80 is: 11,158.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,218.72 : 24,310.08 = 7,444.80 : x
  2. Step 2: Convert to fraction form
    16,218.72/24,310.08 = 7,444.80/x
  3. Step 3: Cross multiply
    16,218.72x = 24,310.08 × 7,444.80
  4. Step 4: Simplify right side
    16,218.72x = 180,983,683.58
  5. Step 5: Solve for x
    x = 180,983,683.58/16,218.72
  6. Step 6: Final answer
    x = 11,158.94

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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.