Home / 23,920.20-32,995.62-18,606.60

Finding the Fourth Proportional to 23,920.20, 32,995.62 and 18,606.60

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Solution

The fourth proportional to 23,920.20, 32,995.62 and 18,606.60 is: 25,666.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,920.20 : 32,995.62 = 18,606.60 : x
  2. Step 2: Convert to fraction form
    23,920.20/32,995.62 = 18,606.60/x
  3. Step 3: Cross multiply
    23,920.20x = 32,995.62 × 18,606.60
  4. Step 4: Simplify right side
    23,920.20x = 613,936,303.09
  5. Step 5: Solve for x
    x = 613,936,303.09/23,920.20
  6. Step 6: Final answer
    x = 25,666.02

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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.