Home / 23,900.56-32,982.90-13,290.28

Finding the Fourth Proportional to 23,900.56, 32,982.90 and 13,290.28

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Solution

The fourth proportional to 23,900.56, 32,982.90 and 13,290.28 is: 18,340.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,900.56 : 32,982.90 = 13,290.28 : x
  2. Step 2: Convert to fraction form
    23,900.56/32,982.90 = 13,290.28/x
  3. Step 3: Cross multiply
    23,900.56x = 32,982.90 × 13,290.28
  4. Step 4: Simplify right side
    23,900.56x = 438,351,976.21
  5. Step 5: Solve for x
    x = 438,351,976.21/23,900.56
  6. Step 6: Final answer
    x = 18,340.66

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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.