Home / 19,229.72-26,536.16-10,731.38

Finding the Fourth Proportional to 19,229.72, 26,536.16 and 10,731.38

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Solution

The fourth proportional to 19,229.72, 26,536.16 and 10,731.38 is: 14,808.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,229.72 : 26,536.16 = 10,731.38 : x
  2. Step 2: Convert to fraction form
    19,229.72/26,536.16 = 10,731.38/x
  3. Step 3: Cross multiply
    19,229.72x = 26,536.16 × 10,731.38
  4. Step 4: Simplify right side
    19,229.72x = 284,769,563.04
  5. Step 5: Solve for x
    x = 284,769,563.04/19,229.72
  6. Step 6: Final answer
    x = 14,808.83

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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.