Home / 16,209.66-24,315.63-5,116.86

Finding the Fourth Proportional to 16,209.66, 24,315.63 and 5,116.86

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Solution

The fourth proportional to 16,209.66, 24,315.63 and 5,116.86 is: 7,675.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,209.66 : 24,315.63 = 5,116.86 : x
  2. Step 2: Convert to fraction form
    16,209.66/24,315.63 = 5,116.86/x
  3. Step 3: Cross multiply
    16,209.66x = 24,315.63 × 5,116.86
  4. Step 4: Simplify right side
    16,209.66x = 124,419,674.52
  5. Step 5: Solve for x
    x = 124,419,674.52/16,209.66
  6. Step 6: Final answer
    x = 7,675.65

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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.