Home / 30,018.62-41,430.84-17,450.66

Finding the Fourth Proportional to 30,018.62, 41,430.84 and 17,450.66

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Solution

The fourth proportional to 30,018.62, 41,430.84 and 17,450.66 is: 24,084.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,018.62 : 41,430.84 = 17,450.66 : x
  2. Step 2: Convert to fraction form
    30,018.62/41,430.84 = 17,450.66/x
  3. Step 3: Cross multiply
    30,018.62x = 41,430.84 × 17,450.66
  4. Step 4: Simplify right side
    30,018.62x = 722,995,502.35
  5. Step 5: Solve for x
    x = 722,995,502.35/30,018.62
  6. Step 6: Final answer
    x = 24,084.90

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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.