Home / 19,505.98-26,918.46-11,847.04

Finding the Fourth Proportional to 19,505.98, 26,918.46 and 11,847.04

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Solution

The fourth proportional to 19,505.98, 26,918.46 and 11,847.04 is: 16,349.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,505.98 : 26,918.46 = 11,847.04 : x
  2. Step 2: Convert to fraction form
    19,505.98/26,918.46 = 11,847.04/x
  3. Step 3: Cross multiply
    19,505.98x = 26,918.46 × 11,847.04
  4. Step 4: Simplify right side
    19,505.98x = 318,904,072.36
  5. Step 5: Solve for x
    x = 318,904,072.36/19,505.98
  6. Step 6: Final answer
    x = 16,349.04

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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.