Home / 11,672.09-17,433.70-10,559.79

Finding the Fourth Proportional to 11,672.09, 17,433.70 and 10,559.79

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Solution

The fourth proportional to 11,672.09, 17,433.70 and 10,559.79 is: 15,772.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,672.09 : 17,433.70 = 10,559.79 : x
  2. Step 2: Convert to fraction form
    11,672.09/17,433.70 = 10,559.79/x
  3. Step 3: Cross multiply
    11,672.09x = 17,433.70 × 10,559.79
  4. Step 4: Simplify right side
    11,672.09x = 184,096,210.92
  5. Step 5: Solve for x
    x = 184,096,210.92/11,672.09
  6. Step 6: Final answer
    x = 15,772.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.