Home / 12,325.02-18,504.75-6,325.30

Finding the Fourth Proportional to 12,325.02, 18,504.75 and 6,325.30

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Solution

The fourth proportional to 12,325.02, 18,504.75 and 6,325.30 is: 9,496.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,325.02 : 18,504.75 = 6,325.30 : x
  2. Step 2: Convert to fraction form
    12,325.02/18,504.75 = 6,325.30/x
  3. Step 3: Cross multiply
    12,325.02x = 18,504.75 × 6,325.30
  4. Step 4: Simplify right side
    12,325.02x = 117,047,990.50
  5. Step 5: Solve for x
    x = 117,047,990.50/12,325.02
  6. Step 6: Final answer
    x = 9,496.78

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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.