Home / 12,822.85-19,232.35-4,056.63

Finding the Fourth Proportional to 12,822.85, 19,232.35 and 4,056.63

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Solution

The fourth proportional to 12,822.85, 19,232.35 and 4,056.63 is: 6,084.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,822.85 : 19,232.35 = 4,056.63 : x
  2. Step 2: Convert to fraction form
    12,822.85/19,232.35 = 4,056.63/x
  3. Step 3: Cross multiply
    12,822.85x = 19,232.35 × 4,056.63
  4. Step 4: Simplify right side
    12,822.85x = 78,018,431.82
  5. Step 5: Solve for x
    x = 78,018,431.82/12,822.85
  6. Step 6: Final answer
    x = 6,084.33

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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.