Home / 15,887.50-23,814.62-5,353.88

Finding the Fourth Proportional to 15,887.50, 23,814.62 and 5,353.88

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Solution

The fourth proportional to 15,887.50, 23,814.62 and 5,353.88 is: 8,025.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,887.50 : 23,814.62 = 5,353.88 : x
  2. Step 2: Convert to fraction form
    15,887.50/23,814.62 = 5,353.88/x
  3. Step 3: Cross multiply
    15,887.50x = 23,814.62 × 5,353.88
  4. Step 4: Simplify right side
    15,887.50x = 127,500,617.73
  5. Step 5: Solve for x
    x = 127,500,617.73/15,887.50
  6. Step 6: Final answer
    x = 8,025.22

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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.