Home / 36,555.48-54,800.40-13,165.56

Finding the Fourth Proportional to 36,555.48, 54,800.40 and 13,165.56

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Solution

The fourth proportional to 36,555.48, 54,800.40 and 13,165.56 is: 19,736.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,555.48 : 54,800.40 = 13,165.56 : x
  2. Step 2: Convert to fraction form
    36,555.48/54,800.40 = 13,165.56/x
  3. Step 3: Cross multiply
    36,555.48x = 54,800.40 × 13,165.56
  4. Step 4: Simplify right side
    36,555.48x = 721,477,954.22
  5. Step 5: Solve for x
    x = 721,477,954.22/36,555.48
  6. Step 6: Final answer
    x = 19,736.52

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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.