Home / 38,904.88-53,693.52-22,134.64

Finding the Fourth Proportional to 38,904.88, 53,693.52 and 22,134.64

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Solution

The fourth proportional to 38,904.88, 53,693.52 and 22,134.64 is: 30,548.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,904.88 : 53,693.52 = 22,134.64 : x
  2. Step 2: Convert to fraction form
    38,904.88/53,693.52 = 22,134.64/x
  3. Step 3: Cross multiply
    38,904.88x = 53,693.52 × 22,134.64
  4. Step 4: Simplify right side
    38,904.88x = 1,188,486,735.53
  5. Step 5: Solve for x
    x = 1,188,486,735.53/38,904.88
  6. Step 6: Final answer
    x = 30,548.53

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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.