Home / 14,997.24-20,702.70-10,305.72

Finding the Fourth Proportional to 14,997.24, 20,702.70 and 10,305.72

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Solution

The fourth proportional to 14,997.24, 20,702.70 and 10,305.72 is: 14,226.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,997.24 : 20,702.70 = 10,305.72 : x
  2. Step 2: Convert to fraction form
    14,997.24/20,702.70 = 10,305.72/x
  3. Step 3: Cross multiply
    14,997.24x = 20,702.70 × 10,305.72
  4. Step 4: Simplify right side
    14,997.24x = 213,356,229.44
  5. Step 5: Solve for x
    x = 213,356,229.44/14,997.24
  6. Step 6: Final answer
    x = 14,226.37

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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.