Home / 14,056.56-19,399.06-8,391.54

Finding the Fourth Proportional to 14,056.56, 19,399.06 and 8,391.54

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Solution

The fourth proportional to 14,056.56, 19,399.06 and 8,391.54 is: 11,580.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,056.56 : 19,399.06 = 8,391.54 : x
  2. Step 2: Convert to fraction form
    14,056.56/19,399.06 = 8,391.54/x
  3. Step 3: Cross multiply
    14,056.56x = 19,399.06 × 8,391.54
  4. Step 4: Simplify right side
    14,056.56x = 162,787,987.95
  5. Step 5: Solve for x
    x = 162,787,987.95/14,056.56
  6. Step 6: Final answer
    x = 11,580.93

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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.