Home / 29,440.82-40,643.34-22,711.34

Finding the Fourth Proportional to 29,440.82, 40,643.34 and 22,711.34

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Solution

The fourth proportional to 29,440.82, 40,643.34 and 22,711.34 is: 31,353.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,440.82 : 40,643.34 = 22,711.34 : x
  2. Step 2: Convert to fraction form
    29,440.82/40,643.34 = 22,711.34/x
  3. Step 3: Cross multiply
    29,440.82x = 40,643.34 × 22,711.34
  4. Step 4: Simplify right side
    29,440.82x = 923,064,713.48
  5. Step 5: Solve for x
    x = 923,064,713.48/29,440.82
  6. Step 6: Final answer
    x = 31,353.23

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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.