Home / 11,551.24-17,300.40-10,221.22

Finding the Fourth Proportional to 11,551.24, 17,300.40 and 10,221.22

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Solution

The fourth proportional to 11,551.24, 17,300.40 and 10,221.22 is: 15,308.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,551.24 : 17,300.40 = 10,221.22 : x
  2. Step 2: Convert to fraction form
    11,551.24/17,300.40 = 10,221.22/x
  3. Step 3: Cross multiply
    11,551.24x = 17,300.40 × 10,221.22
  4. Step 4: Simplify right side
    11,551.24x = 176,831,194.49
  5. Step 5: Solve for x
    x = 176,831,194.49/11,551.24
  6. Step 6: Final answer
    x = 15,308.42

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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.