Home / 16,246.97-22,420.63-9,173.69

Finding the Fourth Proportional to 16,246.97, 22,420.63 and 9,173.69

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Solution

The fourth proportional to 16,246.97, 22,420.63 and 9,173.69 is: 12,659.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,246.97 : 22,420.63 = 9,173.69 : x
  2. Step 2: Convert to fraction form
    16,246.97/22,420.63 = 9,173.69/x
  3. Step 3: Cross multiply
    16,246.97x = 22,420.63 × 9,173.69
  4. Step 4: Simplify right side
    16,246.97x = 205,679,909.22
  5. Step 5: Solve for x
    x = 205,679,909.22/16,246.97
  6. Step 6: Final answer
    x = 12,659.59

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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.