Home / 38,923.39-53,714.60-22,157.47

Finding the Fourth Proportional to 38,923.39, 53,714.60 and 22,157.47

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Solution

The fourth proportional to 38,923.39, 53,714.60 and 22,157.47 is: 30,577.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,923.39 : 53,714.60 = 22,157.47 : x
  2. Step 2: Convert to fraction form
    38,923.39/53,714.60 = 22,157.47/x
  3. Step 3: Cross multiply
    38,923.39x = 53,714.60 × 22,157.47
  4. Step 4: Simplify right side
    38,923.39x = 1,190,179,638.06
  5. Step 5: Solve for x
    x = 1,190,179,638.06/38,923.39
  6. Step 6: Final answer
    x = 30,577.49

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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.