Home / 34,825.56-52,259.08-12,640.66

Finding the Fourth Proportional to 34,825.56, 52,259.08 and 12,640.66

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Solution

The fourth proportional to 34,825.56, 52,259.08 and 12,640.66 is: 18,968.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,825.56 : 52,259.08 = 12,640.66 : x
  2. Step 2: Convert to fraction form
    34,825.56/52,259.08 = 12,640.66/x
  3. Step 3: Cross multiply
    34,825.56x = 52,259.08 × 12,640.66
  4. Step 4: Simplify right side
    34,825.56x = 660,589,262.19
  5. Step 5: Solve for x
    x = 660,589,262.19/34,825.56
  6. Step 6: Final answer
    x = 18,968.52

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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.