Home / 15,861.99-23,793.16-6,499.61

Finding the Fourth Proportional to 15,861.99, 23,793.16 and 6,499.61

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Solution

The fourth proportional to 15,861.99, 23,793.16 and 6,499.61 is: 9,749.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,861.99 : 23,793.16 = 6,499.61 : x
  2. Step 2: Convert to fraction form
    15,861.99/23,793.16 = 6,499.61/x
  3. Step 3: Cross multiply
    15,861.99x = 23,793.16 × 6,499.61
  4. Step 4: Simplify right side
    15,861.99x = 154,646,260.67
  5. Step 5: Solve for x
    x = 154,646,260.67/15,861.99
  6. Step 6: Final answer
    x = 9,749.49

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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.