Home / 19,425.88-29,105.34-15,292.36

Finding the Fourth Proportional to 19,425.88, 29,105.34 and 15,292.36

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Solution

The fourth proportional to 19,425.88, 29,105.34 and 15,292.36 is: 22,912.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,425.88 : 29,105.34 = 15,292.36 : x
  2. Step 2: Convert to fraction form
    19,425.88/29,105.34 = 15,292.36/x
  3. Step 3: Cross multiply
    19,425.88x = 29,105.34 × 15,292.36
  4. Step 4: Simplify right side
    19,425.88x = 445,089,337.20
  5. Step 5: Solve for x
    x = 445,089,337.20/19,425.88
  6. Step 6: Final answer
    x = 22,912.18

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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.