Home / 15,647.64-23,455.44-6,880.92

Finding the Fourth Proportional to 15,647.64, 23,455.44 and 6,880.92

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Solution

The fourth proportional to 15,647.64, 23,455.44 and 6,880.92 is: 10,314.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,647.64 : 23,455.44 = 6,880.92 : x
  2. Step 2: Convert to fraction form
    15,647.64/23,455.44 = 6,880.92/x
  3. Step 3: Cross multiply
    15,647.64x = 23,455.44 × 6,880.92
  4. Step 4: Simplify right side
    15,647.64x = 161,395,006.20
  5. Step 5: Solve for x
    x = 161,395,006.20/15,647.64
  6. Step 6: Final answer
    x = 10,314.34

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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.