Home / 15,676.37-23,500.72-11,995.04

Finding the Fourth Proportional to 15,676.37, 23,500.72 and 11,995.04

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Solution

The fourth proportional to 15,676.37, 23,500.72 and 11,995.04 is: 17,981.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,676.37 : 23,500.72 = 11,995.04 : x
  2. Step 2: Convert to fraction form
    15,676.37/23,500.72 = 11,995.04/x
  3. Step 3: Cross multiply
    15,676.37x = 23,500.72 × 11,995.04
  4. Step 4: Simplify right side
    15,676.37x = 281,891,950.51
  5. Step 5: Solve for x
    x = 281,891,950.51/15,676.37
  6. Step 6: Final answer
    x = 17,981.97

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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.