Home / 19,384.22-29,007.06-15,195.43

Finding the Fourth Proportional to 19,384.22, 29,007.06 and 15,195.43

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Solution

The fourth proportional to 19,384.22, 29,007.06 and 15,195.43 is: 22,738.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,384.22 : 29,007.06 = 15,195.43 : x
  2. Step 2: Convert to fraction form
    19,384.22/29,007.06 = 15,195.43/x
  3. Step 3: Cross multiply
    19,384.22x = 29,007.06 × 15,195.43
  4. Step 4: Simplify right side
    19,384.22x = 440,774,749.74
  5. Step 5: Solve for x
    x = 440,774,749.74/19,384.22
  6. Step 6: Final answer
    x = 22,738.84

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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.