Home / 25,604.70-35,331.03-14,997.78

Finding the Fourth Proportional to 25,604.70, 35,331.03 and 14,997.78

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Solution

The fourth proportional to 25,604.70, 35,331.03 and 14,997.78 is: 20,694.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,604.70 : 35,331.03 = 14,997.78 : x
  2. Step 2: Convert to fraction form
    25,604.70/35,331.03 = 14,997.78/x
  3. Step 3: Cross multiply
    25,604.70x = 35,331.03 × 14,997.78
  4. Step 4: Simplify right side
    25,604.70x = 529,887,015.11
  5. Step 5: Solve for x
    x = 529,887,015.11/25,604.70
  6. Step 6: Final answer
    x = 20,694.91

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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.