Home / 34,204.31-47,202.74-21,458.03

Finding the Fourth Proportional to 34,204.31, 47,202.74 and 21,458.03

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Solution

The fourth proportional to 34,204.31, 47,202.74 and 21,458.03 is: 29,612.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,204.31 : 47,202.74 = 21,458.03 : x
  2. Step 2: Convert to fraction form
    34,204.31/47,202.74 = 21,458.03/x
  3. Step 3: Cross multiply
    34,204.31x = 47,202.74 × 21,458.03
  4. Step 4: Simplify right side
    34,204.31x = 1,012,877,811.00
  5. Step 5: Solve for x
    x = 1,012,877,811.00/34,204.31
  6. Step 6: Final answer
    x = 29,612.58

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.