Home / 14,504.34-20,004.57-9,722.64

Finding the Fourth Proportional to 14,504.34, 20,004.57 and 9,722.64

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Solution

The fourth proportional to 14,504.34, 20,004.57 and 9,722.64 is: 13,409.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,504.34 : 20,004.57 = 9,722.64 : x
  2. Step 2: Convert to fraction form
    14,504.34/20,004.57 = 9,722.64/x
  3. Step 3: Cross multiply
    14,504.34x = 20,004.57 × 9,722.64
  4. Step 4: Simplify right side
    14,504.34x = 194,497,232.46
  5. Step 5: Solve for x
    x = 194,497,232.46/14,504.34
  6. Step 6: Final answer
    x = 13,409.59

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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.