Home / 16,986.82-23,438.03-10,272.30

Finding the Fourth Proportional to 16,986.82, 23,438.03 and 10,272.30

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Solution

The fourth proportional to 16,986.82, 23,438.03 and 10,272.30 is: 14,173.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,986.82 : 23,438.03 = 10,272.30 : x
  2. Step 2: Convert to fraction form
    16,986.82/23,438.03 = 10,272.30/x
  3. Step 3: Cross multiply
    16,986.82x = 23,438.03 × 10,272.30
  4. Step 4: Simplify right side
    16,986.82x = 240,762,482.80
  5. Step 5: Solve for x
    x = 240,762,482.80/16,986.82
  6. Step 6: Final answer
    x = 14,173.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.