Home / 46,516.78-69,752.14-19,858.60

Finding the Fourth Proportional to 46,516.78, 69,752.14 and 19,858.60

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Solution

The fourth proportional to 46,516.78, 69,752.14 and 19,858.60 is: 29,778.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,516.78 : 69,752.14 = 19,858.60 : x
  2. Step 2: Convert to fraction form
    46,516.78/69,752.14 = 19,858.60/x
  3. Step 3: Cross multiply
    46,516.78x = 69,752.14 × 19,858.60
  4. Step 4: Simplify right side
    46,516.78x = 1,385,179,884.95
  5. Step 5: Solve for x
    x = 1,385,179,884.95/46,516.78
  6. Step 6: Final answer
    x = 29,778.07

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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.