Home / 13,946.28-19,234.20-11,827.32

Finding the Fourth Proportional to 13,946.28, 19,234.20 and 11,827.32

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Solution

The fourth proportional to 13,946.28, 19,234.20 and 11,827.32 is: 16,311.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,946.28 : 19,234.20 = 11,827.32 : x
  2. Step 2: Convert to fraction form
    13,946.28/19,234.20 = 11,827.32/x
  3. Step 3: Cross multiply
    13,946.28x = 19,234.20 × 11,827.32
  4. Step 4: Simplify right side
    13,946.28x = 227,489,038.34
  5. Step 5: Solve for x
    x = 227,489,038.34/13,946.28
  6. Step 6: Final answer
    x = 16,311.81

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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.