Home / 16,431.38-22,676.13-10,055.97

Finding the Fourth Proportional to 16,431.38, 22,676.13 and 10,055.97

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Solution

The fourth proportional to 16,431.38, 22,676.13 and 10,055.97 is: 13,877.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,431.38 : 22,676.13 = 10,055.97 : x
  2. Step 2: Convert to fraction form
    16,431.38/22,676.13 = 10,055.97/x
  3. Step 3: Cross multiply
    16,431.38x = 22,676.13 × 10,055.97
  4. Step 4: Simplify right side
    16,431.38x = 228,030,483.00
  5. Step 5: Solve for x
    x = 228,030,483.00/16,431.38
  6. Step 6: Final answer
    x = 13,877.74

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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.