Home / 15,743.40-23,619.20-6,976.23

Finding the Fourth Proportional to 15,743.40, 23,619.20 and 6,976.23

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Solution

The fourth proportional to 15,743.40, 23,619.20 and 6,976.23 is: 10,466.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,743.40 : 23,619.20 = 6,976.23 : x
  2. Step 2: Convert to fraction form
    15,743.40/23,619.20 = 6,976.23/x
  3. Step 3: Cross multiply
    15,743.40x = 23,619.20 × 6,976.23
  4. Step 4: Simplify right side
    15,743.40x = 164,772,936.73
  5. Step 5: Solve for x
    x = 164,772,936.73/15,743.40
  6. Step 6: Final answer
    x = 10,466.16

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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.