Home / 25,860.60-35,691.54-15,794.92

Finding the Fourth Proportional to 25,860.60, 35,691.54 and 15,794.92

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Solution

The fourth proportional to 25,860.60, 35,691.54 and 15,794.92 is: 21,799.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,860.60 : 35,691.54 = 15,794.92 : x
  2. Step 2: Convert to fraction form
    25,860.60/35,691.54 = 15,794.92/x
  3. Step 3: Cross multiply
    25,860.60x = 35,691.54 × 15,794.92
  4. Step 4: Simplify right side
    25,860.60x = 563,745,018.98
  5. Step 5: Solve for x
    x = 563,745,018.98/25,860.60
  6. Step 6: Final answer
    x = 21,799.38

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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.