Home / 14,672.34-20,249.19-8,383.50

Finding the Fourth Proportional to 14,672.34, 20,249.19 and 8,383.50

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Solution

The fourth proportional to 14,672.34, 20,249.19 and 8,383.50 is: 11,570.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,672.34 : 20,249.19 = 8,383.50 : x
  2. Step 2: Convert to fraction form
    14,672.34/20,249.19 = 8,383.50/x
  3. Step 3: Cross multiply
    14,672.34x = 20,249.19 × 8,383.50
  4. Step 4: Simplify right side
    14,672.34x = 169,759,084.37
  5. Step 5: Solve for x
    x = 169,759,084.37/14,672.34
  6. Step 6: Final answer
    x = 11,570.01

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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.