Home / 36,555.96-54,862.79-18,785.91

Finding the Fourth Proportional to 36,555.96, 54,862.79 and 18,785.91

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Solution

The fourth proportional to 36,555.96, 54,862.79 and 18,785.91 is: 28,193.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,555.96 : 54,862.79 = 18,785.91 : x
  2. Step 2: Convert to fraction form
    36,555.96/54,862.79 = 18,785.91/x
  3. Step 3: Cross multiply
    36,555.96x = 54,862.79 × 18,785.91
  4. Step 4: Simplify right side
    36,555.96x = 1,030,647,341.36
  5. Step 5: Solve for x
    x = 1,030,647,341.36/36,555.96
  6. Step 6: Final answer
    x = 28,193.69

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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.