Home / 39,911.25-55,080.02-22,006.23

Finding the Fourth Proportional to 39,911.25, 55,080.02 and 22,006.23

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Solution

The fourth proportional to 39,911.25, 55,080.02 and 22,006.23 is: 30,369.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,911.25 : 55,080.02 = 22,006.23 : x
  2. Step 2: Convert to fraction form
    39,911.25/55,080.02 = 22,006.23/x
  3. Step 3: Cross multiply
    39,911.25x = 55,080.02 × 22,006.23
  4. Step 4: Simplify right side
    39,911.25x = 1,212,103,588.52
  5. Step 5: Solve for x
    x = 1,212,103,588.52/39,911.25
  6. Step 6: Final answer
    x = 30,369.97

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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.