Home / 30,816.88-46,197.56-11,081.55

Finding the Fourth Proportional to 30,816.88, 46,197.56 and 11,081.55

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Solution

The fourth proportional to 30,816.88, 46,197.56 and 11,081.55 is: 16,612.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,816.88 : 46,197.56 = 11,081.55 : x
  2. Step 2: Convert to fraction form
    30,816.88/46,197.56 = 11,081.55/x
  3. Step 3: Cross multiply
    30,816.88x = 46,197.56 × 11,081.55
  4. Step 4: Simplify right side
    30,816.88x = 511,940,730.41
  5. Step 5: Solve for x
    x = 511,940,730.41/30,816.88
  6. Step 6: Final answer
    x = 16,612.35

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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.