Home / 30,576.06-45,824.61-13,696.74

Finding the Fourth Proportional to 30,576.06, 45,824.61 and 13,696.74

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Solution

The fourth proportional to 30,576.06, 45,824.61 and 13,696.74 is: 20,527.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,576.06 : 45,824.61 = 13,696.74 : x
  2. Step 2: Convert to fraction form
    30,576.06/45,824.61 = 13,696.74/x
  3. Step 3: Cross multiply
    30,576.06x = 45,824.61 × 13,696.74
  4. Step 4: Simplify right side
    30,576.06x = 627,647,768.77
  5. Step 5: Solve for x
    x = 627,647,768.77/30,576.06
  6. Step 6: Final answer
    x = 20,527.42

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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.