Home / 15,821.85-23,734.80-5,827.26

Finding the Fourth Proportional to 15,821.85, 23,734.80 and 5,827.26

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Solution

The fourth proportional to 15,821.85, 23,734.80 and 5,827.26 is: 8,741.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,821.85 : 23,734.80 = 5,827.26 : x
  2. Step 2: Convert to fraction form
    15,821.85/23,734.80 = 5,827.26/x
  3. Step 3: Cross multiply
    15,821.85x = 23,734.80 × 5,827.26
  4. Step 4: Simplify right side
    15,821.85x = 138,308,850.65
  5. Step 5: Solve for x
    x = 138,308,850.65/15,821.85
  6. Step 6: Final answer
    x = 8,741.64

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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.