Home / 31,480.80-47,166.69-22,103.01

Finding the Fourth Proportional to 31,480.80, 47,166.69 and 22,103.01

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Solution

The fourth proportional to 31,480.80, 47,166.69 and 22,103.01 is: 33,116.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,480.80 : 47,166.69 = 22,103.01 : x
  2. Step 2: Convert to fraction form
    31,480.80/47,166.69 = 22,103.01/x
  3. Step 3: Cross multiply
    31,480.80x = 47,166.69 × 22,103.01
  4. Step 4: Simplify right side
    31,480.80x = 1,042,525,820.74
  5. Step 5: Solve for x
    x = 1,042,525,820.74/31,480.80
  6. Step 6: Final answer
    x = 33,116.24

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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.