Home / 35,412.44-53,101.71-20,625.57

Finding the Fourth Proportional to 35,412.44, 53,101.71 and 20,625.57

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Solution

The fourth proportional to 35,412.44, 53,101.71 and 20,625.57 is: 30,928.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,412.44 : 53,101.71 = 20,625.57 : x
  2. Step 2: Convert to fraction form
    35,412.44/53,101.71 = 20,625.57/x
  3. Step 3: Cross multiply
    35,412.44x = 53,101.71 × 20,625.57
  4. Step 4: Simplify right side
    35,412.44x = 1,095,253,036.72
  5. Step 5: Solve for x
    x = 1,095,253,036.72/35,412.44
  6. Step 6: Final answer
    x = 30,928.49

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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.