Home / 15,820.03-23,736.59-6,930.77

Finding the Fourth Proportional to 15,820.03, 23,736.59 and 6,930.77

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Solution

The fourth proportional to 15,820.03, 23,736.59 and 6,930.77 is: 10,399.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,820.03 : 23,736.59 = 6,930.77 : x
  2. Step 2: Convert to fraction form
    15,820.03/23,736.59 = 6,930.77/x
  3. Step 3: Cross multiply
    15,820.03x = 23,736.59 × 6,930.77
  4. Step 4: Simplify right side
    15,820.03x = 164,512,845.87
  5. Step 5: Solve for x
    x = 164,512,845.87/15,820.03
  6. Step 6: Final answer
    x = 10,399.02

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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.