Home / 12,757.06-17,606.84-10,629.22

Finding the Fourth Proportional to 12,757.06, 17,606.84 and 10,629.22

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Solution

The fourth proportional to 12,757.06, 17,606.84 and 10,629.22 is: 14,670.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,757.06 : 17,606.84 = 10,629.22 : x
  2. Step 2: Convert to fraction form
    12,757.06/17,606.84 = 10,629.22/x
  3. Step 3: Cross multiply
    12,757.06x = 17,606.84 × 10,629.22
  4. Step 4: Simplify right side
    12,757.06x = 187,146,975.86
  5. Step 5: Solve for x
    x = 187,146,975.86/12,757.06
  6. Step 6: Final answer
    x = 14,670.07

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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.