Home / 34,582.78-47,623.80-30,043.39

Finding the Fourth Proportional to 34,582.78, 47,623.80 and 30,043.39

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Solution

The fourth proportional to 34,582.78, 47,623.80 and 30,043.39 is: 41,372.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,582.78 : 47,623.80 = 30,043.39 : x
  2. Step 2: Convert to fraction form
    34,582.78/47,623.80 = 30,043.39/x
  3. Step 3: Cross multiply
    34,582.78x = 47,623.80 × 30,043.39
  4. Step 4: Simplify right side
    34,582.78x = 1,430,780,396.68
  5. Step 5: Solve for x
    x = 1,430,780,396.68/34,582.78
  6. Step 6: Final answer
    x = 41,372.63

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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.