Home / 34,584.80-47,731.66-20,249

Finding the Fourth Proportional to 34,584.80, 47,731.66 and 20,249

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Solution

The fourth proportional to 34,584.80, 47,731.66 and 20,249 is: 27,946.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,584.80 : 47,731.66 = 20,249 : x
  2. Step 2: Convert to fraction form
    34,584.80/47,731.66 = 20,249/x
  3. Step 3: Cross multiply
    34,584.80x = 47,731.66 × 20,249
  4. Step 4: Simplify right side
    34,584.80x = 966,518,383.34
  5. Step 5: Solve for x
    x = 966,518,383.34/34,584.80
  6. Step 6: Final answer
    x = 27,946.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.