Home / 35,481.53-53,229.59-14,421.51

Finding the Fourth Proportional to 35,481.53, 53,229.59 and 14,421.51

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Solution

The fourth proportional to 35,481.53, 53,229.59 and 14,421.51 is: 21,635.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,481.53 : 53,229.59 = 14,421.51 : x
  2. Step 2: Convert to fraction form
    35,481.53/53,229.59 = 14,421.51/x
  3. Step 3: Cross multiply
    35,481.53x = 53,229.59 × 14,421.51
  4. Step 4: Simplify right side
    35,481.53x = 767,650,992.37
  5. Step 5: Solve for x
    x = 767,650,992.37/35,481.53
  6. Step 6: Final answer
    x = 21,635.23

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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.