Home / 38,858.08-58,173.72-28,906.96

Finding the Fourth Proportional to 38,858.08, 58,173.72 and 28,906.96

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Solution

The fourth proportional to 38,858.08, 58,173.72 and 28,906.96 is: 43,276.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,858.08 : 58,173.72 = 28,906.96 : x
  2. Step 2: Convert to fraction form
    38,858.08/58,173.72 = 28,906.96/x
  3. Step 3: Cross multiply
    38,858.08x = 58,173.72 × 28,906.96
  4. Step 4: Simplify right side
    38,858.08x = 1,681,625,397.09
  5. Step 5: Solve for x
    x = 1,681,625,397.09/38,858.08
  6. Step 6: Final answer
    x = 43,276.08

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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.