Home / 12,236.41-16,887.59-6,859.36

Finding the Fourth Proportional to 12,236.41, 16,887.59 and 6,859.36

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Solution

The fourth proportional to 12,236.41, 16,887.59 and 6,859.36 is: 9,466.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,236.41 : 16,887.59 = 6,859.36 : x
  2. Step 2: Convert to fraction form
    12,236.41/16,887.59 = 6,859.36/x
  3. Step 3: Cross multiply
    12,236.41x = 16,887.59 × 6,859.36
  4. Step 4: Simplify right side
    12,236.41x = 115,838,008.55
  5. Step 5: Solve for x
    x = 115,838,008.55/12,236.41
  6. Step 6: Final answer
    x = 9,466.67

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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.