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Finding the Fourth Proportional to 34,550, 51,782.37 and 17,900.45

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Solution

The fourth proportional to 34,550, 51,782.37 and 17,900.45 is: 26,828.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,550 : 51,782.37 = 17,900.45 : x
  2. Step 2: Convert to fraction form
    34,550/51,782.37 = 17,900.45/x
  3. Step 3: Cross multiply
    34,550x = 51,782.37 × 17,900.45
  4. Step 4: Simplify right side
    34,550x = 926,927,725.07
  5. Step 5: Solve for x
    x = 926,927,725.07/34,550
  6. Step 6: Final answer
    x = 26,828.59

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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.