Home / 15,768.87-23,646.45-4,521.73

Finding the Fourth Proportional to 15,768.87, 23,646.45 and 4,521.73

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Solution

The fourth proportional to 15,768.87, 23,646.45 and 4,521.73 is: 6,780.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,768.87 : 23,646.45 = 4,521.73 : x
  2. Step 2: Convert to fraction form
    15,768.87/23,646.45 = 4,521.73/x
  3. Step 3: Cross multiply
    15,768.87x = 23,646.45 × 4,521.73
  4. Step 4: Simplify right side
    15,768.87x = 106,922,862.36
  5. Step 5: Solve for x
    x = 106,922,862.36/15,768.87
  6. Step 6: Final answer
    x = 6,780.63

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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.