Home / 14,596.36-20,142.66-8,309.32

Finding the Fourth Proportional to 14,596.36, 20,142.66 and 8,309.32

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Solution

The fourth proportional to 14,596.36, 20,142.66 and 8,309.32 is: 11,466.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,596.36 : 20,142.66 = 8,309.32 : x
  2. Step 2: Convert to fraction form
    14,596.36/20,142.66 = 8,309.32/x
  3. Step 3: Cross multiply
    14,596.36x = 20,142.66 × 8,309.32
  4. Step 4: Simplify right side
    14,596.36x = 167,371,807.59
  5. Step 5: Solve for x
    x = 167,371,807.59/14,596.36
  6. Step 6: Final answer
    x = 11,466.68

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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.