Home / 31,725.06-47,560.80-15,910.62

Finding the Fourth Proportional to 31,725.06, 47,560.80 and 15,910.62

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Solution

The fourth proportional to 31,725.06, 47,560.80 and 15,910.62 is: 23,852.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,725.06 : 47,560.80 = 15,910.62 : x
  2. Step 2: Convert to fraction form
    31,725.06/47,560.80 = 15,910.62/x
  3. Step 3: Cross multiply
    31,725.06x = 47,560.80 × 15,910.62
  4. Step 4: Simplify right side
    31,725.06x = 756,721,815.70
  5. Step 5: Solve for x
    x = 756,721,815.70/31,725.06
  6. Step 6: Final answer
    x = 23,852.49

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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.