Home / 30,401.44-41,954.16-17,826.40

Finding the Fourth Proportional to 30,401.44, 41,954.16 and 17,826.40

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Solution

The fourth proportional to 30,401.44, 41,954.16 and 17,826.40 is: 24,600.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,401.44 : 41,954.16 = 17,826.40 : x
  2. Step 2: Convert to fraction form
    30,401.44/41,954.16 = 17,826.40/x
  3. Step 3: Cross multiply
    30,401.44x = 41,954.16 × 17,826.40
  4. Step 4: Simplify right side
    30,401.44x = 747,891,637.82
  5. Step 5: Solve for x
    x = 747,891,637.82/30,401.44
  6. Step 6: Final answer
    x = 24,600.53

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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.