Home / 13,600.58-20,407.16-6,207.31

Finding the Fourth Proportional to 13,600.58, 20,407.16 and 6,207.31

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Solution

The fourth proportional to 13,600.58, 20,407.16 and 6,207.31 is: 9,313.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,600.58 : 20,407.16 = 6,207.31 : x
  2. Step 2: Convert to fraction form
    13,600.58/20,407.16 = 6,207.31/x
  3. Step 3: Cross multiply
    13,600.58x = 20,407.16 × 6,207.31
  4. Step 4: Simplify right side
    13,600.58x = 126,673,459.66
  5. Step 5: Solve for x
    x = 126,673,459.66/13,600.58
  6. Step 6: Final answer
    x = 9,313.83

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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.