Home / 47,362.32-65,300.90-30,338.57

Finding the Fourth Proportional to 47,362.32, 65,300.90 and 30,338.57

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Solution

The fourth proportional to 47,362.32, 65,300.90 and 30,338.57 is: 41,829.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,362.32 : 65,300.90 = 30,338.57 : x
  2. Step 2: Convert to fraction form
    47,362.32/65,300.90 = 30,338.57/x
  3. Step 3: Cross multiply
    47,362.32x = 65,300.90 × 30,338.57
  4. Step 4: Simplify right side
    47,362.32x = 1,981,135,447.52
  5. Step 5: Solve for x
    x = 1,981,135,447.52/47,362.32
  6. Step 6: Final answer
    x = 41,829.36

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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.