Home / 39,927.47-55,100.03-22,022.75

Finding the Fourth Proportional to 39,927.47, 55,100.03 and 22,022.75

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Solution

The fourth proportional to 39,927.47, 55,100.03 and 22,022.75 is: 30,391.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,927.47 : 55,100.03 = 22,022.75 : x
  2. Step 2: Convert to fraction form
    39,927.47/55,100.03 = 22,022.75/x
  3. Step 3: Cross multiply
    39,927.47x = 55,100.03 × 22,022.75
  4. Step 4: Simplify right side
    39,927.47x = 1,213,454,213.32
  5. Step 5: Solve for x
    x = 1,213,454,213.32/39,927.47
  6. Step 6: Final answer
    x = 30,391.47

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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.