Home / 38,479.00-53,109.86-22,568.57

Finding the Fourth Proportional to 38,479.00, 53,109.86 and 22,568.57

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Solution

The fourth proportional to 38,479.00, 53,109.86 and 22,568.57 is: 31,149.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,479.00 : 53,109.86 = 22,568.57 : x
  2. Step 2: Convert to fraction form
    38,479.00/53,109.86 = 22,568.57/x
  3. Step 3: Cross multiply
    38,479.00x = 53,109.86 × 22,568.57
  4. Step 4: Simplify right side
    38,479.00x = 1,198,613,839.56
  5. Step 5: Solve for x
    x = 1,198,613,839.56/38,479.00
  6. Step 6: Final answer
    x = 31,149.82

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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.