Home / 12,065.02-18,093.85-5,821.13

Finding the Fourth Proportional to 12,065.02, 18,093.85 and 5,821.13

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Solution

The fourth proportional to 12,065.02, 18,093.85 and 5,821.13 is: 8,729.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,065.02 : 18,093.85 = 5,821.13 : x
  2. Step 2: Convert to fraction form
    12,065.02/18,093.85 = 5,821.13/x
  3. Step 3: Cross multiply
    12,065.02x = 18,093.85 × 5,821.13
  4. Step 4: Simplify right side
    12,065.02x = 105,326,683.73
  5. Step 5: Solve for x
    x = 105,326,683.73/12,065.02
  6. Step 6: Final answer
    x = 8,729.92

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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.