Home / 15,994.14-23,990.35-4,900.86

Finding the Fourth Proportional to 15,994.14, 23,990.35 and 4,900.86

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Solution

The fourth proportional to 15,994.14, 23,990.35 and 4,900.86 is: 7,351.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,994.14 : 23,990.35 = 4,900.86 : x
  2. Step 2: Convert to fraction form
    15,994.14/23,990.35 = 4,900.86/x
  3. Step 3: Cross multiply
    15,994.14x = 23,990.35 × 4,900.86
  4. Step 4: Simplify right side
    15,994.14x = 117,573,400.55
  5. Step 5: Solve for x
    x = 117,573,400.55/15,994.14
  6. Step 6: Final answer
    x = 7,351.03

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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.