Home / 40,007.53-55,209.90-22,101.27

Finding the Fourth Proportional to 40,007.53, 55,209.90 and 22,101.27

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Solution

The fourth proportional to 40,007.53, 55,209.90 and 22,101.27 is: 30,499.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,007.53 : 55,209.90 = 22,101.27 : x
  2. Step 2: Convert to fraction form
    40,007.53/55,209.90 = 22,101.27/x
  3. Step 3: Cross multiply
    40,007.53x = 55,209.90 × 22,101.27
  4. Step 4: Simplify right side
    40,007.53x = 1,220,208,906.57
  5. Step 5: Solve for x
    x = 1,220,208,906.57/40,007.53
  6. Step 6: Final answer
    x = 30,499.48

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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.