Home / 19,203.84-28,909.51-17,272.75

Finding the Fourth Proportional to 19,203.84, 28,909.51 and 17,272.75

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Solution

The fourth proportional to 19,203.84, 28,909.51 and 17,272.75 is: 26,002.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,203.84 : 28,909.51 = 17,272.75 : x
  2. Step 2: Convert to fraction form
    19,203.84/28,909.51 = 17,272.75/x
  3. Step 3: Cross multiply
    19,203.84x = 28,909.51 × 17,272.75
  4. Step 4: Simplify right side
    19,203.84x = 499,346,738.85
  5. Step 5: Solve for x
    x = 499,346,738.85/19,203.84
  6. Step 6: Final answer
    x = 26,002.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.