Home / 30,284.17-41,768.44-19,677.25

Finding the Fourth Proportional to 30,284.17, 41,768.44 and 19,677.25

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Solution

The fourth proportional to 30,284.17, 41,768.44 and 19,677.25 is: 27,139.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,284.17 : 41,768.44 = 19,677.25 : x
  2. Step 2: Convert to fraction form
    30,284.17/41,768.44 = 19,677.25/x
  3. Step 3: Cross multiply
    30,284.17x = 41,768.44 × 19,677.25
  4. Step 4: Simplify right side
    30,284.17x = 821,888,035.99
  5. Step 5: Solve for x
    x = 821,888,035.99/30,284.17
  6. Step 6: Final answer
    x = 27,139.20

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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.