Home / 15,643.98-23,467.01-6,282.78

Finding the Fourth Proportional to 15,643.98, 23,467.01 and 6,282.78

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Solution

The fourth proportional to 15,643.98, 23,467.01 and 6,282.78 is: 9,424.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,643.98 : 23,467.01 = 6,282.78 : x
  2. Step 2: Convert to fraction form
    15,643.98/23,467.01 = 6,282.78/x
  3. Step 3: Cross multiply
    15,643.98x = 23,467.01 × 6,282.78
  4. Step 4: Simplify right side
    15,643.98x = 147,438,029.67
  5. Step 5: Solve for x
    x = 147,438,029.67/15,643.98
  6. Step 6: Final answer
    x = 9,424.59

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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.