Home / 34,822.84-52,234.16-12,636.16

Finding the Fourth Proportional to 34,822.84, 52,234.16 and 12,636.16

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Solution

The fourth proportional to 34,822.84, 52,234.16 and 12,636.16 is: 18,954.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,822.84 : 52,234.16 = 12,636.16 : x
  2. Step 2: Convert to fraction form
    34,822.84/52,234.16 = 12,636.16/x
  3. Step 3: Cross multiply
    34,822.84x = 52,234.16 × 12,636.16
  4. Step 4: Simplify right side
    34,822.84x = 660,039,203.23
  5. Step 5: Solve for x
    x = 660,039,203.23/34,822.84
  6. Step 6: Final answer
    x = 18,954.20

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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.