Home / 35,409.23-53,113.96-13,222.36

Finding the Fourth Proportional to 35,409.23, 53,113.96 and 13,222.36

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Solution

The fourth proportional to 35,409.23, 53,113.96 and 13,222.36 is: 19,833.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,409.23 : 53,113.96 = 13,222.36 : x
  2. Step 2: Convert to fraction form
    35,409.23/53,113.96 = 13,222.36/x
  3. Step 3: Cross multiply
    35,409.23x = 53,113.96 × 13,222.36
  4. Step 4: Simplify right side
    35,409.23x = 702,291,634.58
  5. Step 5: Solve for x
    x = 702,291,634.58/35,409.23
  6. Step 6: Final answer
    x = 19,833.58

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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.