Home / 38,961.08-58,447.26-12,298.04

Finding the Fourth Proportional to 38,961.08, 58,447.26 and 12,298.04

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Solution

The fourth proportional to 38,961.08, 58,447.26 and 12,298.04 is: 18,448.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,961.08 : 58,447.26 = 12,298.04 : x
  2. Step 2: Convert to fraction form
    38,961.08/58,447.26 = 12,298.04/x
  3. Step 3: Cross multiply
    38,961.08x = 58,447.26 × 12,298.04
  4. Step 4: Simplify right side
    38,961.08x = 718,786,741.37
  5. Step 5: Solve for x
    x = 718,786,741.37/38,961.08
  6. Step 6: Final answer
    x = 18,448.84

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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.