Home / 18,540.02-25,581.62-14,997.08

Finding the Fourth Proportional to 18,540.02, 25,581.62 and 14,997.08

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Solution

The fourth proportional to 18,540.02, 25,581.62 and 14,997.08 is: 20,693.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,540.02 : 25,581.62 = 14,997.08 : x
  2. Step 2: Convert to fraction form
    18,540.02/25,581.62 = 14,997.08/x
  3. Step 3: Cross multiply
    18,540.02x = 25,581.62 × 14,997.08
  4. Step 4: Simplify right side
    18,540.02x = 383,649,703.12
  5. Step 5: Solve for x
    x = 383,649,703.12/18,540.02
  6. Step 6: Final answer
    x = 20,693.05

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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.