Home / 17,290.88-23,869.32-11,011.76

Finding the Fourth Proportional to 17,290.88, 23,869.32 and 11,011.76

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Solution

The fourth proportional to 17,290.88, 23,869.32 and 11,011.76 is: 15,201.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,290.88 : 23,869.32 = 11,011.76 : x
  2. Step 2: Convert to fraction form
    17,290.88/23,869.32 = 11,011.76/x
  3. Step 3: Cross multiply
    17,290.88x = 23,869.32 × 11,011.76
  4. Step 4: Simplify right side
    17,290.88x = 262,843,223.20
  5. Step 5: Solve for x
    x = 262,843,223.20/17,290.88
  6. Step 6: Final answer
    x = 15,201.26

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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.