Home / 14,713.35-20,308.73-8,749.22

Finding the Fourth Proportional to 14,713.35, 20,308.73 and 8,749.22

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Solution

The fourth proportional to 14,713.35, 20,308.73 and 8,749.22 is: 12,076.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,713.35 : 20,308.73 = 8,749.22 : x
  2. Step 2: Convert to fraction form
    14,713.35/20,308.73 = 8,749.22/x
  3. Step 3: Cross multiply
    14,713.35x = 20,308.73 × 8,749.22
  4. Step 4: Simplify right side
    14,713.35x = 177,685,401.40
  5. Step 5: Solve for x
    x = 177,685,401.40/14,713.35
  6. Step 6: Final answer
    x = 12,076.48

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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.