Home / 16,815.92-23,200.52-9,740.96

Finding the Fourth Proportional to 16,815.92, 23,200.52 and 9,740.96

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Solution

The fourth proportional to 16,815.92, 23,200.52 and 9,740.96 is: 13,439.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,815.92 : 23,200.52 = 9,740.96 : x
  2. Step 2: Convert to fraction form
    16,815.92/23,200.52 = 9,740.96/x
  3. Step 3: Cross multiply
    16,815.92x = 23,200.52 × 9,740.96
  4. Step 4: Simplify right side
    16,815.92x = 225,995,337.30
  5. Step 5: Solve for x
    x = 225,995,337.30/16,815.92
  6. Step 6: Final answer
    x = 13,439.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.