Home / 46,512.36-69,768.54-13,235.88

Finding the Fourth Proportional to 46,512.36, 69,768.54 and 13,235.88

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Solution

The fourth proportional to 46,512.36, 69,768.54 and 13,235.88 is: 19,853.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,512.36 : 69,768.54 = 13,235.88 : x
  2. Step 2: Convert to fraction form
    46,512.36/69,768.54 = 13,235.88/x
  3. Step 3: Cross multiply
    46,512.36x = 69,768.54 × 13,235.88
  4. Step 4: Simplify right side
    46,512.36x = 923,448,023.22
  5. Step 5: Solve for x
    x = 923,448,023.22/46,512.36
  6. Step 6: Final answer
    x = 19,853.82

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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.