Home / 34,623.87-47,777.49-21,198.93

Finding the Fourth Proportional to 34,623.87, 47,777.49 and 21,198.93

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Solution

The fourth proportional to 34,623.87, 47,777.49 and 21,198.93 is: 29,252.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,623.87 : 47,777.49 = 21,198.93 : x
  2. Step 2: Convert to fraction form
    34,623.87/47,777.49 = 21,198.93/x
  3. Step 3: Cross multiply
    34,623.87x = 47,777.49 × 21,198.93
  4. Step 4: Simplify right side
    34,623.87x = 1,012,831,666.09
  5. Step 5: Solve for x
    x = 1,012,831,666.09/34,623.87
  6. Step 6: Final answer
    x = 29,252.41

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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.