Home / 15,758.67-23,638.05-4,072.80

Finding the Fourth Proportional to 15,758.67, 23,638.05 and 4,072.80

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Solution

The fourth proportional to 15,758.67, 23,638.05 and 4,072.80 is: 6,109.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,758.67 : 23,638.05 = 4,072.80 : x
  2. Step 2: Convert to fraction form
    15,758.67/23,638.05 = 4,072.80/x
  3. Step 3: Cross multiply
    15,758.67x = 23,638.05 × 4,072.80
  4. Step 4: Simplify right side
    15,758.67x = 96,273,050.04
  5. Step 5: Solve for x
    x = 96,273,050.04/15,758.67
  6. Step 6: Final answer
    x = 6,109.21

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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.