Home / 30,546.88-46,028.40-25,121.72

Finding the Fourth Proportional to 30,546.88, 46,028.40 and 25,121.72

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Solution

The fourth proportional to 30,546.88, 46,028.40 and 25,121.72 is: 37,853.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,546.88 : 46,028.40 = 25,121.72 : x
  2. Step 2: Convert to fraction form
    30,546.88/46,028.40 = 25,121.72/x
  3. Step 3: Cross multiply
    30,546.88x = 46,028.40 × 25,121.72
  4. Step 4: Simplify right side
    30,546.88x = 1,156,312,576.85
  5. Step 5: Solve for x
    x = 1,156,312,576.85/30,546.88
  6. Step 6: Final answer
    x = 37,853.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.