Home / 13,793.06-19,034.67-7,505.54

Finding the Fourth Proportional to 13,793.06, 19,034.67 and 7,505.54

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Solution

The fourth proportional to 13,793.06, 19,034.67 and 7,505.54 is: 10,357.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,793.06 : 19,034.67 = 7,505.54 : x
  2. Step 2: Convert to fraction form
    13,793.06/19,034.67 = 7,505.54/x
  3. Step 3: Cross multiply
    13,793.06x = 19,034.67 × 7,505.54
  4. Step 4: Simplify right side
    13,793.06x = 142,865,477.07
  5. Step 5: Solve for x
    x = 142,865,477.07/13,793.06
  6. Step 6: Final answer
    x = 10,357.78

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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.