Home / 19,402.01-29,105.45-7,556.03

Finding the Fourth Proportional to 19,402.01, 29,105.45 and 7,556.03

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Solution

The fourth proportional to 19,402.01, 29,105.45 and 7,556.03 is: 11,334.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,402.01 : 29,105.45 = 7,556.03 : x
  2. Step 2: Convert to fraction form
    19,402.01/29,105.45 = 7,556.03/x
  3. Step 3: Cross multiply
    19,402.01x = 29,105.45 × 7,556.03
  4. Step 4: Simplify right side
    19,402.01x = 219,921,653.36
  5. Step 5: Solve for x
    x = 219,921,653.36/19,402.01
  6. Step 6: Final answer
    x = 11,334.99

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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.