Home / 35,579.48-53,351.10-11,878.52

Finding the Fourth Proportional to 35,579.48, 53,351.10 and 11,878.52

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Solution

The fourth proportional to 35,579.48, 53,351.10 and 11,878.52 is: 17,811.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,579.48 : 53,351.10 = 11,878.52 : x
  2. Step 2: Convert to fraction form
    35,579.48/53,351.10 = 11,878.52/x
  3. Step 3: Cross multiply
    35,579.48x = 53,351.10 × 11,878.52
  4. Step 4: Simplify right side
    35,579.48x = 633,732,108.37
  5. Step 5: Solve for x
    x = 633,732,108.37/35,579.48
  6. Step 6: Final answer
    x = 17,811.73

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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.