Home / 40,006.25-55,208.45-22,101.26

Finding the Fourth Proportional to 40,006.25, 55,208.45 and 22,101.26

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Solution

The fourth proportional to 40,006.25, 55,208.45 and 22,101.26 is: 30,499.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,006.25 : 55,208.45 = 22,101.26 : x
  2. Step 2: Convert to fraction form
    40,006.25/55,208.45 = 22,101.26/x
  3. Step 3: Cross multiply
    40,006.25x = 55,208.45 × 22,101.26
  4. Step 4: Simplify right side
    40,006.25x = 1,220,175,921.10
  5. Step 5: Solve for x
    x = 1,220,175,921.10/40,006.25
  6. Step 6: Final answer
    x = 30,499.64

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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.