Home / 19,165.86-28,753.38-6,018.23

Finding the Fourth Proportional to 19,165.86, 28,753.38 and 6,018.23

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Solution

The fourth proportional to 19,165.86, 28,753.38 and 6,018.23 is: 9,028.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,165.86 : 28,753.38 = 6,018.23 : x
  2. Step 2: Convert to fraction form
    19,165.86/28,753.38 = 6,018.23/x
  3. Step 3: Cross multiply
    19,165.86x = 28,753.38 × 6,018.23
  4. Step 4: Simplify right side
    19,165.86x = 173,044,310.35
  5. Step 5: Solve for x
    x = 173,044,310.35/19,165.86
  6. Step 6: Final answer
    x = 9,028.78

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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.