Home / 15,676.98-23,521.60-6,905.74

Finding the Fourth Proportional to 15,676.98, 23,521.60 and 6,905.74

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Solution

The fourth proportional to 15,676.98, 23,521.60 and 6,905.74 is: 10,361.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,676.98 : 23,521.60 = 6,905.74 : x
  2. Step 2: Convert to fraction form
    15,676.98/23,521.60 = 6,905.74/x
  3. Step 3: Cross multiply
    15,676.98x = 23,521.60 × 6,905.74
  4. Step 4: Simplify right side
    15,676.98x = 162,434,053.98
  5. Step 5: Solve for x
    x = 162,434,053.98/15,676.98
  6. Step 6: Final answer
    x = 10,361.31

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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.