Home / 35,359.83-48,791.01-20,248.89

Finding the Fourth Proportional to 35,359.83, 48,791.01 and 20,248.89

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Solution

The fourth proportional to 35,359.83, 48,791.01 and 20,248.89 is: 27,940.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,359.83 : 48,791.01 = 20,248.89 : x
  2. Step 2: Convert to fraction form
    35,359.83/48,791.01 = 20,248.89/x
  3. Step 3: Cross multiply
    35,359.83x = 48,791.01 × 20,248.89
  4. Step 4: Simplify right side
    35,359.83x = 987,963,794.48
  5. Step 5: Solve for x
    x = 987,963,794.48/35,359.83
  6. Step 6: Final answer
    x = 27,940.29

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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.