Home / 29,648.75-40,910.79-16,903.04

Finding the Fourth Proportional to 29,648.75, 40,910.79 and 16,903.04

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Solution

The fourth proportional to 29,648.75, 40,910.79 and 16,903.04 is: 23,323.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,648.75 : 40,910.79 = 16,903.04 : x
  2. Step 2: Convert to fraction form
    29,648.75/40,910.79 = 16,903.04/x
  3. Step 3: Cross multiply
    29,648.75x = 40,910.79 × 16,903.04
  4. Step 4: Simplify right side
    29,648.75x = 691,516,515.25
  5. Step 5: Solve for x
    x = 691,516,515.25/29,648.75
  6. Step 6: Final answer
    x = 23,323.64

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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.