Home / 16,165.18-24,249.45-4,478.40

Finding the Fourth Proportional to 16,165.18, 24,249.45 and 4,478.40

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Solution

The fourth proportional to 16,165.18, 24,249.45 and 4,478.40 is: 6,718.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,165.18 : 24,249.45 = 4,478.40 : x
  2. Step 2: Convert to fraction form
    16,165.18/24,249.45 = 4,478.40/x
  3. Step 3: Cross multiply
    16,165.18x = 24,249.45 × 4,478.40
  4. Step 4: Simplify right side
    16,165.18x = 108,598,736.88
  5. Step 5: Solve for x
    x = 108,598,736.88/16,165.18
  6. Step 6: Final answer
    x = 6,718.07

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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.