Home / 23,710.92-32,720.62-13,100.32

Finding the Fourth Proportional to 23,710.92, 32,720.62 and 13,100.32

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Solution

The fourth proportional to 23,710.92, 32,720.62 and 13,100.32 is: 18,078.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,710.92 : 32,720.62 = 13,100.32 : x
  2. Step 2: Convert to fraction form
    23,710.92/32,720.62 = 13,100.32/x
  3. Step 3: Cross multiply
    23,710.92x = 32,720.62 × 13,100.32
  4. Step 4: Simplify right side
    23,710.92x = 428,650,592.60
  5. Step 5: Solve for x
    x = 428,650,592.60/23,710.92
  6. Step 6: Final answer
    x = 18,078.19

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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.