Home / 35,017.56-52,546.34-12,828

Finding the Fourth Proportional to 35,017.56, 52,546.34 and 12,828

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Solution

The fourth proportional to 35,017.56, 52,546.34 and 12,828 is: 19,249.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,017.56 : 52,546.34 = 12,828 : x
  2. Step 2: Convert to fraction form
    35,017.56/52,546.34 = 12,828/x
  3. Step 3: Cross multiply
    35,017.56x = 52,546.34 × 12,828
  4. Step 4: Simplify right side
    35,017.56x = 674,064,449.52
  5. Step 5: Solve for x
    x = 674,064,449.52/35,017.56
  6. Step 6: Final answer
    x = 19,249.33

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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.