Home / 16,810.38-25,212.48-4,961.70

Finding the Fourth Proportional to 16,810.38, 25,212.48 and 4,961.70

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Solution

The fourth proportional to 16,810.38, 25,212.48 and 4,961.70 is: 7,441.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,810.38 : 25,212.48 = 4,961.70 : x
  2. Step 2: Convert to fraction form
    16,810.38/25,212.48 = 4,961.70/x
  3. Step 3: Cross multiply
    16,810.38x = 25,212.48 × 4,961.70
  4. Step 4: Simplify right side
    16,810.38x = 125,096,762.02
  5. Step 5: Solve for x
    x = 125,096,762.02/16,810.38
  6. Step 6: Final answer
    x = 7,441.64

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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.