Home / 31,834.91-47,772.41-17,804.12

Finding the Fourth Proportional to 31,834.91, 47,772.41 and 17,804.12

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Solution

The fourth proportional to 31,834.91, 47,772.41 and 17,804.12 is: 26,717.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,834.91 : 47,772.41 = 17,804.12 : x
  2. Step 2: Convert to fraction form
    31,834.91/47,772.41 = 17,804.12/x
  3. Step 3: Cross multiply
    31,834.91x = 47,772.41 × 17,804.12
  4. Step 4: Simplify right side
    31,834.91x = 850,545,720.33
  5. Step 5: Solve for x
    x = 850,545,720.33/31,834.91
  6. Step 6: Final answer
    x = 26,717.39

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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.