Home / 23,691.60-35,537.40-19,317.60

Finding the Fourth Proportional to 23,691.60, 35,537.40 and 19,317.60

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Solution

The fourth proportional to 23,691.60, 35,537.40 and 19,317.60 is: 28,976.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,691.60 : 35,537.40 = 19,317.60 : x
  2. Step 2: Convert to fraction form
    23,691.60/35,537.40 = 19,317.60/x
  3. Step 3: Cross multiply
    23,691.60x = 35,537.40 × 19,317.60
  4. Step 4: Simplify right side
    23,691.60x = 686,497,278.24
  5. Step 5: Solve for x
    x = 686,497,278.24/23,691.60
  6. Step 6: Final answer
    x = 28,976.40

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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.