Home / 18,274.20-27,417.70-6,587.80

Finding the Fourth Proportional to 18,274.20, 27,417.70 and 6,587.80

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Solution

The fourth proportional to 18,274.20, 27,417.70 and 6,587.80 is: 9,884.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,274.20 : 27,417.70 = 6,587.80 : x
  2. Step 2: Convert to fraction form
    18,274.20/27,417.70 = 6,587.80/x
  3. Step 3: Cross multiply
    18,274.20x = 27,417.70 × 6,587.80
  4. Step 4: Simplify right side
    18,274.20x = 180,622,324.06
  5. Step 5: Solve for x
    x = 180,622,324.06/18,274.20
  6. Step 6: Final answer
    x = 9,884.01

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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.