Home / 14,566.16-20,101.36-8,280.56

Finding the Fourth Proportional to 14,566.16, 20,101.36 and 8,280.56

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Solution

The fourth proportional to 14,566.16, 20,101.36 and 8,280.56 is: 11,427.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,566.16 : 20,101.36 = 8,280.56 : x
  2. Step 2: Convert to fraction form
    14,566.16/20,101.36 = 8,280.56/x
  3. Step 3: Cross multiply
    14,566.16x = 20,101.36 × 8,280.56
  4. Step 4: Simplify right side
    14,566.16x = 166,450,517.56
  5. Step 5: Solve for x
    x = 166,450,517.56/14,566.16
  6. Step 6: Final answer
    x = 11,427.21

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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.