Home / 13,901.07-19,183.47-7,613.43

Finding the Fourth Proportional to 13,901.07, 19,183.47 and 7,613.43

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Solution

The fourth proportional to 13,901.07, 19,183.47 and 7,613.43 is: 10,506.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,901.07 : 19,183.47 = 7,613.43 : x
  2. Step 2: Convert to fraction form
    13,901.07/19,183.47 = 7,613.43/x
  3. Step 3: Cross multiply
    13,901.07x = 19,183.47 × 7,613.43
  4. Step 4: Simplify right side
    13,901.07x = 146,052,006.00
  5. Step 5: Solve for x
    x = 146,052,006.00/13,901.07
  6. Step 6: Final answer
    x = 10,506.53

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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.