Home / 29,426.75-40,609.91-16,679.78

Finding the Fourth Proportional to 29,426.75, 40,609.91 and 16,679.78

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Solution

The fourth proportional to 29,426.75, 40,609.91 and 16,679.78 is: 23,018.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,426.75 : 40,609.91 = 16,679.78 : x
  2. Step 2: Convert to fraction form
    29,426.75/40,609.91 = 16,679.78/x
  3. Step 3: Cross multiply
    29,426.75x = 40,609.91 × 16,679.78
  4. Step 4: Simplify right side
    29,426.75x = 677,364,203.27
  5. Step 5: Solve for x
    x = 677,364,203.27/29,426.75
  6. Step 6: Final answer
    x = 23,018.66

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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.