Home / 35,621.80-49,142.62-21,466.60

Finding the Fourth Proportional to 35,621.80, 49,142.62 and 21,466.60

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Solution

The fourth proportional to 35,621.80, 49,142.62 and 21,466.60 is: 29,614.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,621.80 : 49,142.62 = 21,466.60 : x
  2. Step 2: Convert to fraction form
    35,621.80/49,142.62 = 21,466.60/x
  3. Step 3: Cross multiply
    35,621.80x = 49,142.62 × 21,466.60
  4. Step 4: Simplify right side
    35,621.80x = 1,054,924,966.49
  5. Step 5: Solve for x
    x = 1,054,924,966.49/35,621.80
  6. Step 6: Final answer
    x = 29,614.59

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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.