Home / 11,190.33-15,434.27-10,694.01

Finding the Fourth Proportional to 11,190.33, 15,434.27 and 10,694.01

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Solution

The fourth proportional to 11,190.33, 15,434.27 and 10,694.01 is: 14,749.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,190.33 : 15,434.27 = 10,694.01 : x
  2. Step 2: Convert to fraction form
    11,190.33/15,434.27 = 10,694.01/x
  3. Step 3: Cross multiply
    11,190.33x = 15,434.27 × 10,694.01
  4. Step 4: Simplify right side
    11,190.33x = 165,054,184.25
  5. Step 5: Solve for x
    x = 165,054,184.25/11,190.33
  6. Step 6: Final answer
    x = 14,749.72

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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.