Home / 14,536.67-20,055.87-8,485.56

Finding the Fourth Proportional to 14,536.67, 20,055.87 and 8,485.56

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Solution

The fourth proportional to 14,536.67, 20,055.87 and 8,485.56 is: 11,707.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,536.67 : 20,055.87 = 8,485.56 : x
  2. Step 2: Convert to fraction form
    14,536.67/20,055.87 = 8,485.56/x
  3. Step 3: Cross multiply
    14,536.67x = 20,055.87 × 8,485.56
  4. Step 4: Simplify right side
    14,536.67x = 170,185,288.24
  5. Step 5: Solve for x
    x = 170,185,288.24/14,536.67
  6. Step 6: Final answer
    x = 11,707.31

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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.