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Finding the Fourth Proportional to 25,466.94, 38,200.95 and 7,936.92

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Solution

The fourth proportional to 25,466.94, 38,200.95 and 7,936.92 is: 11,905.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,466.94 : 38,200.95 = 7,936.92 : x
  2. Step 2: Convert to fraction form
    25,466.94/38,200.95 = 7,936.92/x
  3. Step 3: Cross multiply
    25,466.94x = 38,200.95 × 7,936.92
  4. Step 4: Simplify right side
    25,466.94x = 303,197,884.07
  5. Step 5: Solve for x
    x = 303,197,884.07/25,466.94
  6. Step 6: Final answer
    x = 11,905.55

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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.