Home / 16,379.55-24,569.30-6,518.90

Finding the Fourth Proportional to 16,379.55, 24,569.30 and 6,518.90

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Solution

The fourth proportional to 16,379.55, 24,569.30 and 6,518.90 is: 9,778.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,379.55 : 24,569.30 = 6,518.90 : x
  2. Step 2: Convert to fraction form
    16,379.55/24,569.30 = 6,518.90/x
  3. Step 3: Cross multiply
    16,379.55x = 24,569.30 × 6,518.90
  4. Step 4: Simplify right side
    16,379.55x = 160,164,887.49
  5. Step 5: Solve for x
    x = 160,164,887.49/16,379.55
  6. Step 6: Final answer
    x = 9,778.34

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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.