Home / 41,979.24-62,975.54-13,900.32

Finding the Fourth Proportional to 41,979.24, 62,975.54 and 13,900.32

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Solution

The fourth proportional to 41,979.24, 62,975.54 and 13,900.32 is: 20,852.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,979.24 : 62,975.54 = 13,900.32 : x
  2. Step 2: Convert to fraction form
    41,979.24/62,975.54 = 13,900.32/x
  3. Step 3: Cross multiply
    41,979.24x = 62,975.54 × 13,900.32
  4. Step 4: Simplify right side
    41,979.24x = 875,380,192.92
  5. Step 5: Solve for x
    x = 875,380,192.92/41,979.24
  6. Step 6: Final answer
    x = 20,852.69

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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.