Home / 29,645.22-40,911.02-16,217.36

Finding the Fourth Proportional to 29,645.22, 40,911.02 and 16,217.36

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Solution

The fourth proportional to 29,645.22, 40,911.02 and 16,217.36 is: 22,380.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,645.22 : 40,911.02 = 16,217.36 : x
  2. Step 2: Convert to fraction form
    29,645.22/40,911.02 = 16,217.36/x
  3. Step 3: Cross multiply
    29,645.22x = 40,911.02 × 16,217.36
  4. Step 4: Simplify right side
    29,645.22x = 663,468,453.67
  5. Step 5: Solve for x
    x = 663,468,453.67/29,645.22
  6. Step 6: Final answer
    x = 22,380.28

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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.