Home / 53,269.41-79,883.25-19,971.33

Finding the Fourth Proportional to 53,269.41, 79,883.25 and 19,971.33

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Solution

The fourth proportional to 53,269.41, 79,883.25 and 19,971.33 is: 29,949.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,269.41 : 79,883.25 = 19,971.33 : x
  2. Step 2: Convert to fraction form
    53,269.41/79,883.25 = 19,971.33/x
  3. Step 3: Cross multiply
    53,269.41x = 79,883.25 × 19,971.33
  4. Step 4: Simplify right side
    53,269.41x = 1,595,374,372.77
  5. Step 5: Solve for x
    x = 1,595,374,372.77/53,269.41
  6. Step 6: Final answer
    x = 29,949.16

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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.