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Finding the Fourth Proportional to 46,028, 69,042.84 and 14,437.36

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Solution

The fourth proportional to 46,028, 69,042.84 and 14,437.36 is: 21,656.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,028 : 69,042.84 = 14,437.36 : x
  2. Step 2: Convert to fraction form
    46,028/69,042.84 = 14,437.36/x
  3. Step 3: Cross multiply
    46,028x = 69,042.84 × 14,437.36
  4. Step 4: Simplify right side
    46,028x = 996,796,336.50
  5. Step 5: Solve for x
    x = 996,796,336.50/46,028
  6. Step 6: Final answer
    x = 21,656.30

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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.