Home / 53,241.94-79,870.32-19,503.58

Finding the Fourth Proportional to 53,241.94, 79,870.32 and 19,503.58

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Solution

The fourth proportional to 53,241.94, 79,870.32 and 19,503.58 is: 29,258.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,241.94 : 79,870.32 = 19,503.58 : x
  2. Step 2: Convert to fraction form
    53,241.94/79,870.32 = 19,503.58/x
  3. Step 3: Cross multiply
    53,241.94x = 79,870.32 × 19,503.58
  4. Step 4: Simplify right side
    53,241.94x = 1,557,757,175.75
  5. Step 5: Solve for x
    x = 1,557,757,175.75/53,241.94
  6. Step 6: Final answer
    x = 29,258.08

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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.