Home / 14,497.56-20,003.76-8,529.48

Finding the Fourth Proportional to 14,497.56, 20,003.76 and 8,529.48

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Solution

The fourth proportional to 14,497.56, 20,003.76 and 8,529.48 is: 11,768.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,497.56 : 20,003.76 = 8,529.48 : x
  2. Step 2: Convert to fraction form
    14,497.56/20,003.76 = 8,529.48/x
  3. Step 3: Cross multiply
    14,497.56x = 20,003.76 × 8,529.48
  4. Step 4: Simplify right side
    14,497.56x = 170,621,670.84
  5. Step 5: Solve for x
    x = 170,621,670.84/14,497.56
  6. Step 6: Final answer
    x = 11,768.99

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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.