Home / 35,455.50-53,198.49-13,266.06

Finding the Fourth Proportional to 35,455.50, 53,198.49 and 13,266.06

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Solution

The fourth proportional to 35,455.50, 53,198.49 and 13,266.06 is: 19,904.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,455.50 : 53,198.49 = 13,266.06 : x
  2. Step 2: Convert to fraction form
    35,455.50/53,198.49 = 13,266.06/x
  3. Step 3: Cross multiply
    35,455.50x = 53,198.49 × 13,266.06
  4. Step 4: Simplify right side
    35,455.50x = 705,734,360.25
  5. Step 5: Solve for x
    x = 705,734,360.25/35,455.50
  6. Step 6: Final answer
    x = 19,904.79

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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.