Home / 39,322.78-58,934.92-30,969.82

Finding the Fourth Proportional to 39,322.78, 58,934.92 and 30,969.82

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Solution

The fourth proportional to 39,322.78, 58,934.92 and 30,969.82 is: 46,415.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,322.78 : 58,934.92 = 30,969.82 : x
  2. Step 2: Convert to fraction form
    39,322.78/58,934.92 = 30,969.82/x
  3. Step 3: Cross multiply
    39,322.78x = 58,934.92 × 30,969.82
  4. Step 4: Simplify right side
    39,322.78x = 1,825,203,864.11
  5. Step 5: Solve for x
    x = 1,825,203,864.11/39,322.78
  6. Step 6: Final answer
    x = 46,415.94

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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.