Home / 12,822.71-19,232.14-4,056.48

Finding the Fourth Proportional to 12,822.71, 19,232.14 and 4,056.48

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Solution

The fourth proportional to 12,822.71, 19,232.14 and 4,056.48 is: 6,084.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,822.71 : 19,232.14 = 4,056.48 : x
  2. Step 2: Convert to fraction form
    12,822.71/19,232.14 = 4,056.48/x
  3. Step 3: Cross multiply
    12,822.71x = 19,232.14 × 4,056.48
  4. Step 4: Simplify right side
    12,822.71x = 78,014,791.27
  5. Step 5: Solve for x
    x = 78,014,791.27/12,822.71
  6. Step 6: Final answer
    x = 6,084.11

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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.