Home / 14,743.16-20,342.22-8,452.28

Finding the Fourth Proportional to 14,743.16, 20,342.22 and 8,452.28

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Solution

The fourth proportional to 14,743.16, 20,342.22 and 8,452.28 is: 11,662.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,743.16 : 20,342.22 = 8,452.28 : x
  2. Step 2: Convert to fraction form
    14,743.16/20,342.22 = 8,452.28/x
  3. Step 3: Cross multiply
    14,743.16x = 20,342.22 × 8,452.28
  4. Step 4: Simplify right side
    14,743.16x = 171,938,139.26
  5. Step 5: Solve for x
    x = 171,938,139.26/14,743.16
  6. Step 6: Final answer
    x = 11,662.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.