Home / 53,022-79,467.36-26,712.40

Finding the Fourth Proportional to 53,022, 79,467.36 and 26,712.40

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Solution

The fourth proportional to 53,022, 79,467.36 and 26,712.40 is: 40,035.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,022 : 79,467.36 = 26,712.40 : x
  2. Step 2: Convert to fraction form
    53,022/79,467.36 = 26,712.40/x
  3. Step 3: Cross multiply
    53,022x = 79,467.36 × 26,712.40
  4. Step 4: Simplify right side
    53,022x = 2,122,763,907.26
  5. Step 5: Solve for x
    x = 2,122,763,907.26/53,022
  6. Step 6: Final answer
    x = 40,035.53

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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.