Home / 25,279.49-37,930.26-9,708.05

Finding the Fourth Proportional to 25,279.49, 37,930.26 and 9,708.05

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Solution

The fourth proportional to 25,279.49, 37,930.26 and 9,708.05 is: 14,566.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,279.49 : 37,930.26 = 9,708.05 : x
  2. Step 2: Convert to fraction form
    25,279.49/37,930.26 = 9,708.05/x
  3. Step 3: Cross multiply
    25,279.49x = 37,930.26 × 9,708.05
  4. Step 4: Simplify right side
    25,279.49x = 368,228,670.94
  5. Step 5: Solve for x
    x = 368,228,670.94/25,279.49
  6. Step 6: Final answer
    x = 14,566.30

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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.