Home / 13,946.08-19,241.84-8,276.12

Finding the Fourth Proportional to 13,946.08, 19,241.84 and 8,276.12

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Solution

The fourth proportional to 13,946.08, 19,241.84 and 8,276.12 is: 11,418.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,946.08 : 19,241.84 = 8,276.12 : x
  2. Step 2: Convert to fraction form
    13,946.08/19,241.84 = 8,276.12/x
  3. Step 3: Cross multiply
    13,946.08x = 19,241.84 × 8,276.12
  4. Step 4: Simplify right side
    13,946.08x = 159,247,776.86
  5. Step 5: Solve for x
    x = 159,247,776.86/13,946.08
  6. Step 6: Final answer
    x = 11,418.82

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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.