Home / 18,024.60-27,017.10-6,331.80

Finding the Fourth Proportional to 18,024.60, 27,017.10 and 6,331.80

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Solution

The fourth proportional to 18,024.60, 27,017.10 and 6,331.80 is: 9,490.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,024.60 : 27,017.10 = 6,331.80 : x
  2. Step 2: Convert to fraction form
    18,024.60/27,017.10 = 6,331.80/x
  3. Step 3: Cross multiply
    18,024.60x = 27,017.10 × 6,331.80
  4. Step 4: Simplify right side
    18,024.60x = 171,066,873.78
  5. Step 5: Solve for x
    x = 171,066,873.78/18,024.60
  6. Step 6: Final answer
    x = 9,490.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.