Home / 28,626.65-39,499.65-17,288.52

Finding the Fourth Proportional to 28,626.65, 39,499.65 and 17,288.52

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Solution

The fourth proportional to 28,626.65, 39,499.65 and 17,288.52 is: 23,855.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,626.65 : 39,499.65 = 17,288.52 : x
  2. Step 2: Convert to fraction form
    28,626.65/39,499.65 = 17,288.52/x
  3. Step 3: Cross multiply
    28,626.65x = 39,499.65 × 17,288.52
  4. Step 4: Simplify right side
    28,626.65x = 682,890,563.08
  5. Step 5: Solve for x
    x = 682,890,563.08/28,626.65
  6. Step 6: Final answer
    x = 23,855.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.