Home / 36,728.76-55,100.43-13,352.16

Finding the Fourth Proportional to 36,728.76, 55,100.43 and 13,352.16

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Solution

The fourth proportional to 36,728.76, 55,100.43 and 13,352.16 is: 20,030.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,728.76 : 55,100.43 = 13,352.16 : x
  2. Step 2: Convert to fraction form
    36,728.76/55,100.43 = 13,352.16/x
  3. Step 3: Cross multiply
    36,728.76x = 55,100.43 × 13,352.16
  4. Step 4: Simplify right side
    36,728.76x = 735,709,757.43
  5. Step 5: Solve for x
    x = 735,709,757.43/36,728.76
  6. Step 6: Final answer
    x = 20,030.89

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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.