Home / 52,805.42-79,208.18-13,362.54

Finding the Fourth Proportional to 52,805.42, 79,208.18 and 13,362.54

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Solution

The fourth proportional to 52,805.42, 79,208.18 and 13,362.54 is: 20,043.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,805.42 : 79,208.18 = 13,362.54 : x
  2. Step 2: Convert to fraction form
    52,805.42/79,208.18 = 13,362.54/x
  3. Step 3: Cross multiply
    52,805.42x = 79,208.18 × 13,362.54
  4. Step 4: Simplify right side
    52,805.42x = 1,058,422,159.84
  5. Step 5: Solve for x
    x = 1,058,422,159.84/52,805.42
  6. Step 6: Final answer
    x = 20,043.82

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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.