Home / 14,033.86-21,057.27-6,247.78

Finding the Fourth Proportional to 14,033.86, 21,057.27 and 6,247.78

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Solution

The fourth proportional to 14,033.86, 21,057.27 and 6,247.78 is: 9,374.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,033.86 : 21,057.27 = 6,247.78 : x
  2. Step 2: Convert to fraction form
    14,033.86/21,057.27 = 6,247.78/x
  3. Step 3: Cross multiply
    14,033.86x = 21,057.27 × 6,247.78
  4. Step 4: Simplify right side
    14,033.86x = 131,561,190.36
  5. Step 5: Solve for x
    x = 131,561,190.36/14,033.86
  6. Step 6: Final answer
    x = 9,374.55

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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.