Home / 15,675.87-23,499.96-11,994.53

Finding the Fourth Proportional to 15,675.87, 23,499.96 and 11,994.53

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Solution

The fourth proportional to 15,675.87, 23,499.96 and 11,994.53 is: 17,981.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,675.87 : 23,499.96 = 11,994.53 : x
  2. Step 2: Convert to fraction form
    15,675.87/23,499.96 = 11,994.53/x
  3. Step 3: Cross multiply
    15,675.87x = 23,499.96 × 11,994.53
  4. Step 4: Simplify right side
    15,675.87x = 281,870,944.93
  5. Step 5: Solve for x
    x = 281,870,944.93/15,675.87
  6. Step 6: Final answer
    x = 17,981.20

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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.