Home / 14,240.68-21,356.98-5,910.39

Finding the Fourth Proportional to 14,240.68, 21,356.98 and 5,910.39

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Solution

The fourth proportional to 14,240.68, 21,356.98 and 5,910.39 is: 8,863.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,240.68 : 21,356.98 = 5,910.39 : x
  2. Step 2: Convert to fraction form
    14,240.68/21,356.98 = 5,910.39/x
  3. Step 3: Cross multiply
    14,240.68x = 21,356.98 × 5,910.39
  4. Step 4: Simplify right side
    14,240.68x = 126,228,081.02
  5. Step 5: Solve for x
    x = 126,228,081.02/14,240.68
  6. Step 6: Final answer
    x = 8,863.91

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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.