Home / 12,064.92-18,125.10-8,563.62

Finding the Fourth Proportional to 12,064.92, 18,125.10 and 8,563.62

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Solution

The fourth proportional to 12,064.92, 18,125.10 and 8,563.62 is: 12,865.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,064.92 : 18,125.10 = 8,563.62 : x
  2. Step 2: Convert to fraction form
    12,064.92/18,125.10 = 8,563.62/x
  3. Step 3: Cross multiply
    12,064.92x = 18,125.10 × 8,563.62
  4. Step 4: Simplify right side
    12,064.92x = 155,216,468.86
  5. Step 5: Solve for x
    x = 155,216,468.86/12,064.92
  6. Step 6: Final answer
    x = 12,865.11

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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.