Home / 14,661.06-20,233.26-8,285.44

Finding the Fourth Proportional to 14,661.06, 20,233.26 and 8,285.44

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Solution

The fourth proportional to 14,661.06, 20,233.26 and 8,285.44 is: 11,434.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,661.06 : 20,233.26 = 8,285.44 : x
  2. Step 2: Convert to fraction form
    14,661.06/20,233.26 = 8,285.44/x
  3. Step 3: Cross multiply
    14,661.06x = 20,233.26 × 8,285.44
  4. Step 4: Simplify right side
    14,661.06x = 167,641,461.73
  5. Step 5: Solve for x
    x = 167,641,461.73/14,661.06
  6. Step 6: Final answer
    x = 11,434.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.