Home / 38,899.26-53,681.20-22,132.26

Finding the Fourth Proportional to 38,899.26, 53,681.20 and 22,132.26

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Solution

The fourth proportional to 38,899.26, 53,681.20 and 22,132.26 is: 30,542.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,899.26 : 53,681.20 = 22,132.26 : x
  2. Step 2: Convert to fraction form
    38,899.26/53,681.20 = 22,132.26/x
  3. Step 3: Cross multiply
    38,899.26x = 53,681.20 × 22,132.26
  4. Step 4: Simplify right side
    38,899.26x = 1,188,086,220.18
  5. Step 5: Solve for x
    x = 1,188,086,220.18/38,899.26
  6. Step 6: Final answer
    x = 30,542.64

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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.