Home / 39,929.44-55,101.88-22,026.12

Finding the Fourth Proportional to 39,929.44, 55,101.88 and 22,026.12

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Solution

The fourth proportional to 39,929.44, 55,101.88 and 22,026.12 is: 30,395.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,929.44 : 55,101.88 = 22,026.12 : x
  2. Step 2: Convert to fraction form
    39,929.44/55,101.88 = 22,026.12/x
  3. Step 3: Cross multiply
    39,929.44x = 55,101.88 × 22,026.12
  4. Step 4: Simplify right side
    39,929.44x = 1,213,680,621.11
  5. Step 5: Solve for x
    x = 1,213,680,621.11/39,929.44
  6. Step 6: Final answer
    x = 30,395.63

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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.