Home / 13,034.36-19,551.12-7,470.44

Finding the Fourth Proportional to 13,034.36, 19,551.12 and 7,470.44

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Solution

The fourth proportional to 13,034.36, 19,551.12 and 7,470.44 is: 11,205.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,034.36 : 19,551.12 = 7,470.44 : x
  2. Step 2: Convert to fraction form
    13,034.36/19,551.12 = 7,470.44/x
  3. Step 3: Cross multiply
    13,034.36x = 19,551.12 × 7,470.44
  4. Step 4: Simplify right side
    13,034.36x = 146,055,468.89
  5. Step 5: Solve for x
    x = 146,055,468.89/13,034.36
  6. Step 6: Final answer
    x = 11,205.42

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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.