Home / 31,785.26-47,685.75-22,443.58

Finding the Fourth Proportional to 31,785.26, 47,685.75 and 22,443.58

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Solution

The fourth proportional to 31,785.26, 47,685.75 and 22,443.58 is: 33,670.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,785.26 : 47,685.75 = 22,443.58 : x
  2. Step 2: Convert to fraction form
    31,785.26/47,685.75 = 22,443.58/x
  3. Step 3: Cross multiply
    31,785.26x = 47,685.75 × 22,443.58
  4. Step 4: Simplify right side
    31,785.26x = 1,070,238,944.99
  5. Step 5: Solve for x
    x = 1,070,238,944.99/31,785.26
  6. Step 6: Final answer
    x = 33,670.92

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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.