Home / 31,896.34-47,727.50-26,618.32

Finding the Fourth Proportional to 31,896.34, 47,727.50 and 26,618.32

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Solution

The fourth proportional to 31,896.34, 47,727.50 and 26,618.32 is: 39,829.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,896.34 : 47,727.50 = 26,618.32 : x
  2. Step 2: Convert to fraction form
    31,896.34/47,727.50 = 26,618.32/x
  3. Step 3: Cross multiply
    31,896.34x = 47,727.50 × 26,618.32
  4. Step 4: Simplify right side
    31,896.34x = 1,270,425,794.37
  5. Step 5: Solve for x
    x = 1,270,425,794.37/31,896.34
  6. Step 6: Final answer
    x = 39,829.83

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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.