Home / 15,650.92-23,490.11-8,260.35

Finding the Fourth Proportional to 15,650.92, 23,490.11 and 8,260.35

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Solution

The fourth proportional to 15,650.92, 23,490.11 and 8,260.35 is: 12,397.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,650.92 : 23,490.11 = 8,260.35 : x
  2. Step 2: Convert to fraction form
    15,650.92/23,490.11 = 8,260.35/x
  3. Step 3: Cross multiply
    15,650.92x = 23,490.11 × 8,260.35
  4. Step 4: Simplify right side
    15,650.92x = 194,036,530.14
  5. Step 5: Solve for x
    x = 194,036,530.14/15,650.92
  6. Step 6: Final answer
    x = 12,397.77

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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.