Home / 11,795.44-17,638.47-9,132.76

Finding the Fourth Proportional to 11,795.44, 17,638.47 and 9,132.76

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Solution

The fourth proportional to 11,795.44, 17,638.47 and 9,132.76 is: 13,656.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,795.44 : 17,638.47 = 9,132.76 : x
  2. Step 2: Convert to fraction form
    11,795.44/17,638.47 = 9,132.76/x
  3. Step 3: Cross multiply
    11,795.44x = 17,638.47 × 9,132.76
  4. Step 4: Simplify right side
    11,795.44x = 161,087,913.28
  5. Step 5: Solve for x
    x = 161,087,913.28/11,795.44
  6. Step 6: Final answer
    x = 13,656.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.