Home / 15,743.90-23,621.32-6,984.97

Finding the Fourth Proportional to 15,743.90, 23,621.32 and 6,984.97

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Solution

The fourth proportional to 15,743.90, 23,621.32 and 6,984.97 is: 10,479.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,743.90 : 23,621.32 = 6,984.97 : x
  2. Step 2: Convert to fraction form
    15,743.90/23,621.32 = 6,984.97/x
  3. Step 3: Cross multiply
    15,743.90x = 23,621.32 × 6,984.97
  4. Step 4: Simplify right side
    15,743.90x = 164,994,161.24
  5. Step 5: Solve for x
    x = 164,994,161.24/15,743.90
  6. Step 6: Final answer
    x = 10,479.88

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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.