Home / 39,929.41-55,102.92-22,025.02

Finding the Fourth Proportional to 39,929.41, 55,102.92 and 22,025.02

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Solution

The fourth proportional to 39,929.41, 55,102.92 and 22,025.02 is: 30,394.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,929.41 : 55,102.92 = 22,025.02 : x
  2. Step 2: Convert to fraction form
    39,929.41/55,102.92 = 22,025.02/x
  3. Step 3: Cross multiply
    39,929.41x = 55,102.92 × 22,025.02
  4. Step 4: Simplify right side
    39,929.41x = 1,213,642,915.06
  5. Step 5: Solve for x
    x = 1,213,642,915.06/39,929.41
  6. Step 6: Final answer
    x = 30,394.71

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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.