Home / 46,203.78-69,305.52-11,143.44

Finding the Fourth Proportional to 46,203.78, 69,305.52 and 11,143.44

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Solution

The fourth proportional to 46,203.78, 69,305.52 and 11,143.44 is: 16,715.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,203.78 : 69,305.52 = 11,143.44 : x
  2. Step 2: Convert to fraction form
    46,203.78/69,305.52 = 11,143.44/x
  3. Step 3: Cross multiply
    46,203.78x = 69,305.52 × 11,143.44
  4. Step 4: Simplify right side
    46,203.78x = 772,301,945.58
  5. Step 5: Solve for x
    x = 772,301,945.58/46,203.78
  6. Step 6: Final answer
    x = 16,715.12

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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.