Home / 14,728.26-20,325.17-8,013.91

Finding the Fourth Proportional to 14,728.26, 20,325.17 and 8,013.91

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Solution

The fourth proportional to 14,728.26, 20,325.17 and 8,013.91 is: 11,059.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,728.26 : 20,325.17 = 8,013.91 : x
  2. Step 2: Convert to fraction form
    14,728.26/20,325.17 = 8,013.91/x
  3. Step 3: Cross multiply
    14,728.26x = 20,325.17 × 8,013.91
  4. Step 4: Simplify right side
    14,728.26x = 162,884,083.11
  5. Step 5: Solve for x
    x = 162,884,083.11/14,728.26
  6. Step 6: Final answer
    x = 11,059.29

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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.