Home / 12,283.02-18,391.41-6,427.26

Finding the Fourth Proportional to 12,283.02, 18,391.41 and 6,427.26

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Solution

The fourth proportional to 12,283.02, 18,391.41 and 6,427.26 is: 9,623.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,283.02 : 18,391.41 = 6,427.26 : x
  2. Step 2: Convert to fraction form
    12,283.02/18,391.41 = 6,427.26/x
  3. Step 3: Cross multiply
    12,283.02x = 18,391.41 × 6,427.26
  4. Step 4: Simplify right side
    12,283.02x = 118,206,373.84
  5. Step 5: Solve for x
    x = 118,206,373.84/12,283.02
  6. Step 6: Final answer
    x = 9,623.56

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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.