Home / 34,163.14-47,145.21-19,055.43

Finding the Fourth Proportional to 34,163.14, 47,145.21 and 19,055.43

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Solution

The fourth proportional to 34,163.14, 47,145.21 and 19,055.43 is: 26,296.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,163.14 : 47,145.21 = 19,055.43 : x
  2. Step 2: Convert to fraction form
    34,163.14/47,145.21 = 19,055.43/x
  3. Step 3: Cross multiply
    34,163.14x = 47,145.21 × 19,055.43
  4. Step 4: Simplify right side
    34,163.14x = 898,372,013.26
  5. Step 5: Solve for x
    x = 898,372,013.26/34,163.14
  6. Step 6: Final answer
    x = 26,296.53

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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.