Home / 26,554.03-39,855.66-13,415.65

Finding the Fourth Proportional to 26,554.03, 39,855.66 and 13,415.65

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Solution

The fourth proportional to 26,554.03, 39,855.66 and 13,415.65 is: 20,135.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,554.03 : 39,855.66 = 13,415.65 : x
  2. Step 2: Convert to fraction form
    26,554.03/39,855.66 = 13,415.65/x
  3. Step 3: Cross multiply
    26,554.03x = 39,855.66 × 13,415.65
  4. Step 4: Simplify right side
    26,554.03x = 534,689,585.08
  5. Step 5: Solve for x
    x = 534,689,585.08/26,554.03
  6. Step 6: Final answer
    x = 20,135.91

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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.