Home / 28,999.53-43,506.56-8,223.03

Finding the Fourth Proportional to 28,999.53, 43,506.56 and 8,223.03

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Solution

The fourth proportional to 28,999.53, 43,506.56 and 8,223.03 is: 12,336.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,999.53 : 43,506.56 = 8,223.03 : x
  2. Step 2: Convert to fraction form
    28,999.53/43,506.56 = 8,223.03/x
  3. Step 3: Cross multiply
    28,999.53x = 43,506.56 × 8,223.03
  4. Step 4: Simplify right side
    28,999.53x = 357,755,706.96
  5. Step 5: Solve for x
    x = 357,755,706.96/28,999.53
  6. Step 6: Final answer
    x = 12,336.60

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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.