Home / 39,920.24-55,090.32-22,924.28

Finding the Fourth Proportional to 39,920.24, 55,090.32 and 22,924.28

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Solution

The fourth proportional to 39,920.24, 55,090.32 and 22,924.28 is: 31,635.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,920.24 : 55,090.32 = 22,924.28 : x
  2. Step 2: Convert to fraction form
    39,920.24/55,090.32 = 22,924.28/x
  3. Step 3: Cross multiply
    39,920.24x = 55,090.32 × 22,924.28
  4. Step 4: Simplify right side
    39,920.24x = 1,262,905,920.97
  5. Step 5: Solve for x
    x = 1,262,905,920.97/39,920.24
  6. Step 6: Final answer
    x = 31,635.73

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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.