Home / 31,674.52-47,503.68-11,947.24

Finding the Fourth Proportional to 31,674.52, 47,503.68 and 11,947.24

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Solution

The fourth proportional to 31,674.52, 47,503.68 and 11,947.24 is: 17,917.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,674.52 : 47,503.68 = 11,947.24 : x
  2. Step 2: Convert to fraction form
    31,674.52/47,503.68 = 11,947.24/x
  3. Step 3: Cross multiply
    31,674.52x = 47,503.68 × 11,947.24
  4. Step 4: Simplify right side
    31,674.52x = 567,537,865.84
  5. Step 5: Solve for x
    x = 567,537,865.84/31,674.52
  6. Step 6: Final answer
    x = 17,917.80

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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.