Home / 14,203.68-19,601.04-8,238.84

Finding the Fourth Proportional to 14,203.68, 19,601.04 and 8,238.84

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Solution

The fourth proportional to 14,203.68, 19,601.04 and 8,238.84 is: 11,369.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,203.68 : 19,601.04 = 8,238.84 : x
  2. Step 2: Convert to fraction form
    14,203.68/19,601.04 = 8,238.84/x
  3. Step 3: Cross multiply
    14,203.68x = 19,601.04 × 8,238.84
  4. Step 4: Simplify right side
    14,203.68x = 161,489,832.39
  5. Step 5: Solve for x
    x = 161,489,832.39/14,203.68
  6. Step 6: Final answer
    x = 11,369.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.