Home / 15,743.74-23,615.61-5,355.49

Finding the Fourth Proportional to 15,743.74, 23,615.61 and 5,355.49

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Solution

The fourth proportional to 15,743.74, 23,615.61 and 5,355.49 is: 8,033.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,743.74 : 23,615.61 = 5,355.49 : x
  2. Step 2: Convert to fraction form
    15,743.74/23,615.61 = 5,355.49/x
  3. Step 3: Cross multiply
    15,743.74x = 23,615.61 × 5,355.49
  4. Step 4: Simplify right side
    15,743.74x = 126,473,232.43
  5. Step 5: Solve for x
    x = 126,473,232.43/15,743.74
  6. Step 6: Final answer
    x = 8,033.24

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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.