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Finding the Fourth Proportional to 25,901, 38,850.59 and 8,370.38

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Solution

The fourth proportional to 25,901, 38,850.59 and 8,370.38 is: 12,555.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,901 : 38,850.59 = 8,370.38 : x
  2. Step 2: Convert to fraction form
    25,901/38,850.59 = 8,370.38/x
  3. Step 3: Cross multiply
    25,901x = 38,850.59 × 8,370.38
  4. Step 4: Simplify right side
    25,901x = 325,194,201.52
  5. Step 5: Solve for x
    x = 325,194,201.52/25,901
  6. Step 6: Final answer
    x = 12,555.28

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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.