Home / 25,148.72-37,744.68-11,994.32

Finding the Fourth Proportional to 25,148.72, 37,744.68 and 11,994.32

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Solution

The fourth proportional to 25,148.72, 37,744.68 and 11,994.32 is: 18,001.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,148.72 : 37,744.68 = 11,994.32 : x
  2. Step 2: Convert to fraction form
    25,148.72/37,744.68 = 11,994.32/x
  3. Step 3: Cross multiply
    25,148.72x = 37,744.68 × 11,994.32
  4. Step 4: Simplify right side
    25,148.72x = 452,721,770.22
  5. Step 5: Solve for x
    x = 452,721,770.22/25,148.72
  6. Step 6: Final answer
    x = 18,001.78

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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.