Home / 16,487.92-24,720.90-8,570.98

Finding the Fourth Proportional to 16,487.92, 24,720.90 and 8,570.98

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Solution

The fourth proportional to 16,487.92, 24,720.90 and 8,570.98 is: 12,850.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,487.92 : 24,720.90 = 8,570.98 : x
  2. Step 2: Convert to fraction form
    16,487.92/24,720.90 = 8,570.98/x
  3. Step 3: Cross multiply
    16,487.92x = 24,720.90 × 8,570.98
  4. Step 4: Simplify right side
    16,487.92x = 211,882,339.48
  5. Step 5: Solve for x
    x = 211,882,339.48/16,487.92
  6. Step 6: Final answer
    x = 12,850.76

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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.