Home / 28,955.90-43,440.22-16,481.80

Finding the Fourth Proportional to 28,955.90, 43,440.22 and 16,481.80

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Solution

The fourth proportional to 28,955.90, 43,440.22 and 16,481.80 is: 24,726.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,955.90 : 43,440.22 = 16,481.80 : x
  2. Step 2: Convert to fraction form
    28,955.90/43,440.22 = 16,481.80/x
  3. Step 3: Cross multiply
    28,955.90x = 43,440.22 × 16,481.80
  4. Step 4: Simplify right side
    28,955.90x = 715,973,018.00
  5. Step 5: Solve for x
    x = 715,973,018.00/28,955.90
  6. Step 6: Final answer
    x = 24,726.33

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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.