Home / 38,629.66-53,305.14-22,718.02

Finding the Fourth Proportional to 38,629.66, 53,305.14 and 22,718.02

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Solution

The fourth proportional to 38,629.66, 53,305.14 and 22,718.02 is: 31,348.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,629.66 : 53,305.14 = 22,718.02 : x
  2. Step 2: Convert to fraction form
    38,629.66/53,305.14 = 22,718.02/x
  3. Step 3: Cross multiply
    38,629.66x = 53,305.14 × 22,718.02
  4. Step 4: Simplify right side
    38,629.66x = 1,210,987,236.62
  5. Step 5: Solve for x
    x = 1,210,987,236.62/38,629.66
  6. Step 6: Final answer
    x = 31,348.64

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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.