Home / 38,188.60-57,275.48-19,208.17

Finding the Fourth Proportional to 38,188.60, 57,275.48 and 19,208.17

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Solution

The fourth proportional to 38,188.60, 57,275.48 and 19,208.17 is: 28,808.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,188.60 : 57,275.48 = 19,208.17 : x
  2. Step 2: Convert to fraction form
    38,188.60/57,275.48 = 19,208.17/x
  3. Step 3: Cross multiply
    38,188.60x = 57,275.48 × 19,208.17
  4. Step 4: Simplify right side
    38,188.60x = 1,100,157,222.26
  5. Step 5: Solve for x
    x = 1,100,157,222.26/38,188.60
  6. Step 6: Final answer
    x = 28,808.53

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.