Home / 13,383.56-20,061.65-9,676.59

Finding the Fourth Proportional to 13,383.56, 20,061.65 and 9,676.59

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Solution

The fourth proportional to 13,383.56, 20,061.65 and 9,676.59 is: 14,504.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,383.56 : 20,061.65 = 9,676.59 : x
  2. Step 2: Convert to fraction form
    13,383.56/20,061.65 = 9,676.59/x
  3. Step 3: Cross multiply
    13,383.56x = 20,061.65 × 9,676.59
  4. Step 4: Simplify right side
    13,383.56x = 194,128,313.39
  5. Step 5: Solve for x
    x = 194,128,313.39/13,383.56
  6. Step 6: Final answer
    x = 14,504.99

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.