Home / 25,304.54-37,960.87-12,819.51

Finding the Fourth Proportional to 25,304.54, 37,960.87 and 12,819.51

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Solution

The fourth proportional to 25,304.54, 37,960.87 and 12,819.51 is: 19,231.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,304.54 : 37,960.87 = 12,819.51 : x
  2. Step 2: Convert to fraction form
    25,304.54/37,960.87 = 12,819.51/x
  3. Step 3: Cross multiply
    25,304.54x = 37,960.87 × 12,819.51
  4. Step 4: Simplify right side
    25,304.54x = 486,639,720.52
  5. Step 5: Solve for x
    x = 486,639,720.52/25,304.54
  6. Step 6: Final answer
    x = 19,231.32

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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.