Home / 36,749.43-55,127.07-11,445.84

Finding the Fourth Proportional to 36,749.43, 55,127.07 and 11,445.84

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Solution

The fourth proportional to 36,749.43, 55,127.07 and 11,445.84 is: 17,169.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,749.43 : 55,127.07 = 11,445.84 : x
  2. Step 2: Convert to fraction form
    36,749.43/55,127.07 = 11,445.84/x
  3. Step 3: Cross multiply
    36,749.43x = 55,127.07 × 11,445.84
  4. Step 4: Simplify right side
    36,749.43x = 630,975,622.89
  5. Step 5: Solve for x
    x = 630,975,622.89/36,749.43
  6. Step 6: Final answer
    x = 17,169.67

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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.