Home / 12,822.96-19,233.34-4,056.60

Finding the Fourth Proportional to 12,822.96, 19,233.34 and 4,056.60

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Solution

The fourth proportional to 12,822.96, 19,233.34 and 4,056.60 is: 6,084.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,822.96 : 19,233.34 = 4,056.60 : x
  2. Step 2: Convert to fraction form
    12,822.96/19,233.34 = 4,056.60/x
  3. Step 3: Cross multiply
    12,822.96x = 19,233.34 × 4,056.60
  4. Step 4: Simplify right side
    12,822.96x = 78,021,967.04
  5. Step 5: Solve for x
    x = 78,021,967.04/12,822.96
  6. Step 6: Final answer
    x = 6,084.55

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1.5x scale

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.