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Finding the Fourth Proportional to 33,462.47, 50,271.47 and 19,621.19

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Solution

The fourth proportional to 33,462.47, 50,271.47 and 19,621.19 is: 29,477.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,462.47 : 50,271.47 = 19,621.19 : x
  2. Step 2: Convert to fraction form
    33,462.47/50,271.47 = 19,621.19/x
  3. Step 3: Cross multiply
    33,462.47x = 50,271.47 × 19,621.19
  4. Step 4: Simplify right side
    33,462.47x = 986,385,714.99
  5. Step 5: Solve for x
    x = 986,385,714.99/33,462.47
  6. Step 6: Final answer
    x = 29,477.38

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1.5x scale

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.