Home / 33,338.88-46,005.12-18,433.92

Finding the Fourth Proportional to 33,338.88, 46,005.12 and 18,433.92

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Solution

The fourth proportional to 33,338.88, 46,005.12 and 18,433.92 is: 25,437.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,338.88 : 46,005.12 = 18,433.92 : x
  2. Step 2: Convert to fraction form
    33,338.88/46,005.12 = 18,433.92/x
  3. Step 3: Cross multiply
    33,338.88x = 46,005.12 × 18,433.92
  4. Step 4: Simplify right side
    33,338.88x = 848,054,701.67
  5. Step 5: Solve for x
    x = 848,054,701.67/33,338.88
  6. Step 6: Final answer
    x = 25,437.41

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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.