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Finding the Fourth Proportional to 25,994.94, 39,012.47 and 19,346.46

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Solution

The fourth proportional to 25,994.94, 39,012.47 and 19,346.46 is: 29,034.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,994.94 : 39,012.47 = 19,346.46 : x
  2. Step 2: Convert to fraction form
    25,994.94/39,012.47 = 19,346.46/x
  3. Step 3: Cross multiply
    25,994.94x = 39,012.47 × 19,346.46
  4. Step 4: Simplify right side
    25,994.94x = 754,753,093.62
  5. Step 5: Solve for x
    x = 754,753,093.62/25,994.94
  6. Step 6: Final answer
    x = 29,034.62

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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.