Home / 25,461.78-38,194.72-9,674.37

Finding the Fourth Proportional to 25,461.78, 38,194.72 and 9,674.37

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Solution

The fourth proportional to 25,461.78, 38,194.72 and 9,674.37 is: 14,512.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,461.78 : 38,194.72 = 9,674.37 : x
  2. Step 2: Convert to fraction form
    25,461.78/38,194.72 = 9,674.37/x
  3. Step 3: Cross multiply
    25,461.78x = 38,194.72 × 9,674.37
  4. Step 4: Simplify right side
    25,461.78x = 369,509,853.33
  5. Step 5: Solve for x
    x = 369,509,853.33/25,461.78
  6. Step 6: Final answer
    x = 14,512.33

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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.