Home / 12,224.36-16,914.06-10,655.72

Finding the Fourth Proportional to 12,224.36, 16,914.06 and 10,655.72

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Solution

The fourth proportional to 12,224.36, 16,914.06 and 10,655.72 is: 14,743.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,224.36 : 16,914.06 = 10,655.72 : x
  2. Step 2: Convert to fraction form
    12,224.36/16,914.06 = 10,655.72/x
  3. Step 3: Cross multiply
    12,224.36x = 16,914.06 × 10,655.72
  4. Step 4: Simplify right side
    12,224.36x = 180,231,487.42
  5. Step 5: Solve for x
    x = 180,231,487.42/12,224.36
  6. Step 6: Final answer
    x = 14,743.63

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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.