Home / 38,518.72-53,153.44-22,383.52

Finding the Fourth Proportional to 38,518.72, 53,153.44 and 22,383.52

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Solution

The fourth proportional to 38,518.72, 53,153.44 and 22,383.52 is: 30,887.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,518.72 : 53,153.44 = 22,383.52 : x
  2. Step 2: Convert to fraction form
    38,518.72/53,153.44 = 22,383.52/x
  3. Step 3: Cross multiply
    38,518.72x = 53,153.44 × 22,383.52
  4. Step 4: Simplify right side
    38,518.72x = 1,189,761,087.31
  5. Step 5: Solve for x
    x = 1,189,761,087.31/38,518.72
  6. Step 6: Final answer
    x = 30,887.87

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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.