Home / 39,516.46-59,262.57-20,786.32

Finding the Fourth Proportional to 39,516.46, 59,262.57 and 20,786.32

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Solution

The fourth proportional to 39,516.46, 59,262.57 and 20,786.32 is: 31,173.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,516.46 : 59,262.57 = 20,786.32 : x
  2. Step 2: Convert to fraction form
    39,516.46/59,262.57 = 20,786.32/x
  3. Step 3: Cross multiply
    39,516.46x = 59,262.57 × 20,786.32
  4. Step 4: Simplify right side
    39,516.46x = 1,231,850,818.12
  5. Step 5: Solve for x
    x = 1,231,850,818.12/39,516.46
  6. Step 6: Final answer
    x = 31,173.11

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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.