Home / 34,662.57-47,841.75-21,907.64

Finding the Fourth Proportional to 34,662.57, 47,841.75 and 21,907.64

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Solution

The fourth proportional to 34,662.57, 47,841.75 and 21,907.64 is: 30,237.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,662.57 : 47,841.75 = 21,907.64 : x
  2. Step 2: Convert to fraction form
    34,662.57/47,841.75 = 21,907.64/x
  3. Step 3: Cross multiply
    34,662.57x = 47,841.75 × 21,907.64
  4. Step 4: Simplify right side
    34,662.57x = 1,048,099,596.76
  5. Step 5: Solve for x
    x = 1,048,099,596.76/34,662.57
  6. Step 6: Final answer
    x = 30,237.22

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1.5x scale

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.