Home / 29,002.97-40,022.75-16,427.81

Finding the Fourth Proportional to 29,002.97, 40,022.75 and 16,427.81

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Solution

The fourth proportional to 29,002.97, 40,022.75 and 16,427.81 is: 22,669.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,002.97 : 40,022.75 = 16,427.81 : x
  2. Step 2: Convert to fraction form
    29,002.97/40,022.75 = 16,427.81/x
  3. Step 3: Cross multiply
    29,002.97x = 40,022.75 × 16,427.81
  4. Step 4: Simplify right side
    29,002.97x = 657,486,132.68
  5. Step 5: Solve for x
    x = 657,486,132.68/29,002.97
  6. Step 6: Final answer
    x = 22,669.61

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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.