Home / 30,872.62-46,287.87-14,853.70

Finding the Fourth Proportional to 30,872.62, 46,287.87 and 14,853.70

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Solution

The fourth proportional to 30,872.62, 46,287.87 and 14,853.70 is: 22,270.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,872.62 : 46,287.87 = 14,853.70 : x
  2. Step 2: Convert to fraction form
    30,872.62/46,287.87 = 14,853.70/x
  3. Step 3: Cross multiply
    30,872.62x = 46,287.87 × 14,853.70
  4. Step 4: Simplify right side
    30,872.62x = 687,546,134.62
  5. Step 5: Solve for x
    x = 687,546,134.62/30,872.62
  6. Step 6: Final answer
    x = 22,270.42

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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.