Home / 13,984.85-19,298.54-8,012.27

Finding the Fourth Proportional to 13,984.85, 19,298.54 and 8,012.27

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Solution

The fourth proportional to 13,984.85, 19,298.54 and 8,012.27 is: 11,056.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,984.85 : 19,298.54 = 8,012.27 : x
  2. Step 2: Convert to fraction form
    13,984.85/19,298.54 = 8,012.27/x
  3. Step 3: Cross multiply
    13,984.85x = 19,298.54 × 8,012.27
  4. Step 4: Simplify right side
    13,984.85x = 154,624,976.53
  5. Step 5: Solve for x
    x = 154,624,976.53/13,984.85
  6. Step 6: Final answer
    x = 11,056.61

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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.