Home / 16,420.68-24,624.66-5,324.70

Finding the Fourth Proportional to 16,420.68, 24,624.66 and 5,324.70

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Solution

The fourth proportional to 16,420.68, 24,624.66 and 5,324.70 is: 7,984.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,420.68 : 24,624.66 = 5,324.70 : x
  2. Step 2: Convert to fraction form
    16,420.68/24,624.66 = 5,324.70/x
  3. Step 3: Cross multiply
    16,420.68x = 24,624.66 × 5,324.70
  4. Step 4: Simplify right side
    16,420.68x = 131,118,927.10
  5. Step 5: Solve for x
    x = 131,118,927.10/16,420.68
  6. Step 6: Final answer
    x = 7,984.99

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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.