Home / 38,309.60-57,427.43-19,598.45

Finding the Fourth Proportional to 38,309.60, 57,427.43 and 19,598.45

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Solution

The fourth proportional to 38,309.60, 57,427.43 and 19,598.45 is: 29,378.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,309.60 : 57,427.43 = 19,598.45 : x
  2. Step 2: Convert to fraction form
    38,309.60/57,427.43 = 19,598.45/x
  3. Step 3: Cross multiply
    38,309.60x = 57,427.43 × 19,598.45
  4. Step 4: Simplify right side
    38,309.60x = 1,125,488,230.35
  5. Step 5: Solve for x
    x = 1,125,488,230.35/38,309.60
  6. Step 6: Final answer
    x = 29,378.76

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1.5x scale

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.