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Finding the Fourth Proportional to 25,994.70, 35,863.07 and 17,047.17

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Solution

The fourth proportional to 25,994.70, 35,863.07 and 17,047.17 is: 23,518.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,994.70 : 35,863.07 = 17,047.17 : x
  2. Step 2: Convert to fraction form
    25,994.70/35,863.07 = 17,047.17/x
  3. Step 3: Cross multiply
    25,994.70x = 35,863.07 × 17,047.17
  4. Step 4: Simplify right side
    25,994.70x = 611,363,765.78
  5. Step 5: Solve for x
    x = 611,363,765.78/25,994.70
  6. Step 6: Final answer
    x = 23,518.79

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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.