Home / 18,736.92-28,105.36-5,598.50

Finding the Fourth Proportional to 18,736.92, 28,105.36 and 5,598.50

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Solution

The fourth proportional to 18,736.92, 28,105.36 and 5,598.50 is: 8,397.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,736.92 : 28,105.36 = 5,598.50 : x
  2. Step 2: Convert to fraction form
    18,736.92/28,105.36 = 5,598.50/x
  3. Step 3: Cross multiply
    18,736.92x = 28,105.36 × 5,598.50
  4. Step 4: Simplify right side
    18,736.92x = 157,347,857.96
  5. Step 5: Solve for x
    x = 157,347,857.96/18,736.92
  6. Step 6: Final answer
    x = 8,397.74

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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.