Home / 14,018.88-20,998.17-6,612.24

Finding the Fourth Proportional to 14,018.88, 20,998.17 and 6,612.24

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Solution

The fourth proportional to 14,018.88, 20,998.17 and 6,612.24 is: 9,904.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,018.88 : 20,998.17 = 6,612.24 : x
  2. Step 2: Convert to fraction form
    14,018.88/20,998.17 = 6,612.24/x
  3. Step 3: Cross multiply
    14,018.88x = 20,998.17 × 6,612.24
  4. Step 4: Simplify right side
    14,018.88x = 138,844,939.60
  5. Step 5: Solve for x
    x = 138,844,939.60/14,018.88
  6. Step 6: Final answer
    x = 9,904.14

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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.