Home / 13,120.53-19,676.01-4,798.08

Finding the Fourth Proportional to 13,120.53, 19,676.01 and 4,798.08

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Solution

The fourth proportional to 13,120.53, 19,676.01 and 4,798.08 is: 7,195.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,120.53 : 19,676.01 = 4,798.08 : x
  2. Step 2: Convert to fraction form
    13,120.53/19,676.01 = 4,798.08/x
  3. Step 3: Cross multiply
    13,120.53x = 19,676.01 × 4,798.08
  4. Step 4: Simplify right side
    13,120.53x = 94,407,046.07
  5. Step 5: Solve for x
    x = 94,407,046.07/13,120.53
  6. Step 6: Final answer
    x = 7,195.37

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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.