Home / 15,381.38-23,074.29-4,847.84

Finding the Fourth Proportional to 15,381.38, 23,074.29 and 4,847.84

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Solution

The fourth proportional to 15,381.38, 23,074.29 and 4,847.84 is: 7,272.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,381.38 : 23,074.29 = 4,847.84 : x
  2. Step 2: Convert to fraction form
    15,381.38/23,074.29 = 4,847.84/x
  3. Step 3: Cross multiply
    15,381.38x = 23,074.29 × 4,847.84
  4. Step 4: Simplify right side
    15,381.38x = 111,860,350.66
  5. Step 5: Solve for x
    x = 111,860,350.66/15,381.38
  6. Step 6: Final answer
    x = 7,272.45

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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.