Home / 14,667.50-20,241.24-8,383.52

Finding the Fourth Proportional to 14,667.50, 20,241.24 and 8,383.52

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Solution

The fourth proportional to 14,667.50, 20,241.24 and 8,383.52 is: 11,569.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,667.50 : 20,241.24 = 8,383.52 : x
  2. Step 2: Convert to fraction form
    14,667.50/20,241.24 = 8,383.52/x
  3. Step 3: Cross multiply
    14,667.50x = 20,241.24 × 8,383.52
  4. Step 4: Simplify right side
    14,667.50x = 169,692,840.36
  5. Step 5: Solve for x
    x = 169,692,840.36/14,667.50
  6. Step 6: Final answer
    x = 11,569.31

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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.