Home / 33,429.30-46,121.06-19,078.86

Finding the Fourth Proportional to 33,429.30, 46,121.06 and 19,078.86

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Solution

The fourth proportional to 33,429.30, 46,121.06 and 19,078.86 is: 26,322.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,429.30 : 46,121.06 = 19,078.86 : x
  2. Step 2: Convert to fraction form
    33,429.30/46,121.06 = 19,078.86/x
  3. Step 3: Cross multiply
    33,429.30x = 46,121.06 × 19,078.86
  4. Step 4: Simplify right side
    33,429.30x = 879,937,151.40
  5. Step 5: Solve for x
    x = 879,937,151.40/33,429.30
  6. Step 6: Final answer
    x = 26,322.33

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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.