Home / 18,523.19-27,778.19-6,673.77

Finding the Fourth Proportional to 18,523.19, 27,778.19 and 6,673.77

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Solution

The fourth proportional to 18,523.19, 27,778.19 and 6,673.77 is: 10,008.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,523.19 : 27,778.19 = 6,673.77 : x
  2. Step 2: Convert to fraction form
    18,523.19/27,778.19 = 6,673.77/x
  3. Step 3: Cross multiply
    18,523.19x = 27,778.19 × 6,673.77
  4. Step 4: Simplify right side
    18,523.19x = 185,385,217.71
  5. Step 5: Solve for x
    x = 185,385,217.71/18,523.19
  6. Step 6: Final answer
    x = 10,008.28

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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.