Home / 35,622.26-53,170.31-31,419.89

Finding the Fourth Proportional to 35,622.26, 53,170.31 and 31,419.89

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Solution

The fourth proportional to 35,622.26, 53,170.31 and 31,419.89 is: 46,897.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,622.26 : 53,170.31 = 31,419.89 : x
  2. Step 2: Convert to fraction form
    35,622.26/53,170.31 = 31,419.89/x
  3. Step 3: Cross multiply
    35,622.26x = 53,170.31 × 31,419.89
  4. Step 4: Simplify right side
    35,622.26x = 1,670,605,291.47
  5. Step 5: Solve for x
    x = 1,670,605,291.47/35,622.26
  6. Step 6: Final answer
    x = 46,897.79

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.