Home / 16,390.84-24,575.82-7,628.44

Finding the Fourth Proportional to 16,390.84, 24,575.82 and 7,628.44

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Solution

The fourth proportional to 16,390.84, 24,575.82 and 7,628.44 is: 11,437.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,390.84 : 24,575.82 = 7,628.44 : x
  2. Step 2: Convert to fraction form
    16,390.84/24,575.82 = 7,628.44/x
  3. Step 3: Cross multiply
    16,390.84x = 24,575.82 × 7,628.44
  4. Step 4: Simplify right side
    16,390.84x = 187,475,168.32
  5. Step 5: Solve for x
    x = 187,475,168.32/16,390.84
  6. Step 6: Final answer
    x = 11,437.80

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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.