Home / 15,416.44-23,115.81-4,740.01

Finding the Fourth Proportional to 15,416.44, 23,115.81 and 4,740.01

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Solution

The fourth proportional to 15,416.44, 23,115.81 and 4,740.01 is: 7,107.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,416.44 : 23,115.81 = 4,740.01 : x
  2. Step 2: Convert to fraction form
    15,416.44/23,115.81 = 4,740.01/x
  3. Step 3: Cross multiply
    15,416.44x = 23,115.81 × 4,740.01
  4. Step 4: Simplify right side
    15,416.44x = 109,569,170.56
  5. Step 5: Solve for x
    x = 109,569,170.56/15,416.44
  6. Step 6: Final answer
    x = 7,107.29

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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.