Home / 22,400.74-30,859.36-19,203.94

Finding the Fourth Proportional to 22,400.74, 30,859.36 and 19,203.94

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Solution

The fourth proportional to 22,400.74, 30,859.36 and 19,203.94 is: 26,455.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,400.74 : 30,859.36 = 19,203.94 : x
  2. Step 2: Convert to fraction form
    22,400.74/30,859.36 = 19,203.94/x
  3. Step 3: Cross multiply
    22,400.74x = 30,859.36 × 19,203.94
  4. Step 4: Simplify right side
    22,400.74x = 592,621,297.88
  5. Step 5: Solve for x
    x = 592,621,297.88/22,400.74
  6. Step 6: Final answer
    x = 26,455.43

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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.