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Finding the Fourth Proportional to 25,906.77, 35,750.57 and 14,576.90

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Solution

The fourth proportional to 25,906.77, 35,750.57 and 14,576.90 is: 20,115.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,906.77 : 35,750.57 = 14,576.90 : x
  2. Step 2: Convert to fraction form
    25,906.77/35,750.57 = 14,576.90/x
  3. Step 3: Cross multiply
    25,906.77x = 35,750.57 × 14,576.90
  4. Step 4: Simplify right side
    25,906.77x = 521,132,232.20
  5. Step 5: Solve for x
    x = 521,132,232.20/25,906.77
  6. Step 6: Final answer
    x = 20,115.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.