Home / 14,201.68-21,299.04-6,299.80

Finding the Fourth Proportional to 14,201.68, 21,299.04 and 6,299.80

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Solution

The fourth proportional to 14,201.68, 21,299.04 and 6,299.80 is: 9,448.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,201.68 : 21,299.04 = 6,299.80 : x
  2. Step 2: Convert to fraction form
    14,201.68/21,299.04 = 6,299.80/x
  3. Step 3: Cross multiply
    14,201.68x = 21,299.04 × 6,299.80
  4. Step 4: Simplify right side
    14,201.68x = 134,179,692.19
  5. Step 5: Solve for x
    x = 134,179,692.19/14,201.68
  6. Step 6: Final answer
    x = 9,448.16

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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.