Home / 15,676.80-23,508.48-5,283.84

Finding the Fourth Proportional to 15,676.80, 23,508.48 and 5,283.84

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Solution

The fourth proportional to 15,676.80, 23,508.48 and 5,283.84 is: 7,923.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,676.80 : 23,508.48 = 5,283.84 : x
  2. Step 2: Convert to fraction form
    15,676.80/23,508.48 = 5,283.84/x
  3. Step 3: Cross multiply
    15,676.80x = 23,508.48 × 5,283.84
  4. Step 4: Simplify right side
    15,676.80x = 124,215,046.96
  5. Step 5: Solve for x
    x = 124,215,046.96/15,676.80
  6. Step 6: Final answer
    x = 7,923.50

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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.