Home / 28,996.44-40,005.93-16,247.85

Finding the Fourth Proportional to 28,996.44, 40,005.93 and 16,247.85

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Solution

The fourth proportional to 28,996.44, 40,005.93 and 16,247.85 is: 22,416.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,996.44 : 40,005.93 = 16,247.85 : x
  2. Step 2: Convert to fraction form
    28,996.44/40,005.93 = 16,247.85/x
  3. Step 3: Cross multiply
    28,996.44x = 40,005.93 × 16,247.85
  4. Step 4: Simplify right side
    28,996.44x = 650,010,349.75
  5. Step 5: Solve for x
    x = 650,010,349.75/28,996.44
  6. Step 6: Final answer
    x = 22,416.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.