Home / 29,447.94-40,638.60-16,019.22

Finding the Fourth Proportional to 29,447.94, 40,638.60 and 16,019.22

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Solution

The fourth proportional to 29,447.94, 40,638.60 and 16,019.22 is: 22,106.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,447.94 : 40,638.60 = 16,019.22 : x
  2. Step 2: Convert to fraction form
    29,447.94/40,638.60 = 16,019.22/x
  3. Step 3: Cross multiply
    29,447.94x = 40,638.60 × 16,019.22
  4. Step 4: Simplify right side
    29,447.94x = 650,998,673.89
  5. Step 5: Solve for x
    x = 650,998,673.89/29,447.94
  6. Step 6: Final answer
    x = 22,106.76

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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.