Home / 13,077.19-19,604.73-5,676.09

Finding the Fourth Proportional to 13,077.19, 19,604.73 and 5,676.09

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Solution

The fourth proportional to 13,077.19, 19,604.73 and 5,676.09 is: 8,509.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,077.19 : 19,604.73 = 5,676.09 : x
  2. Step 2: Convert to fraction form
    13,077.19/19,604.73 = 5,676.09/x
  3. Step 3: Cross multiply
    13,077.19x = 19,604.73 × 5,676.09
  4. Step 4: Simplify right side
    13,077.19x = 111,278,085.50
  5. Step 5: Solve for x
    x = 111,278,085.50/13,077.19
  6. Step 6: Final answer
    x = 8,509.33

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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.