Home / 19,502.33-26,904.68-11,431.90

Finding the Fourth Proportional to 19,502.33, 26,904.68 and 11,431.90

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Solution

The fourth proportional to 19,502.33, 26,904.68 and 11,431.90 is: 15,771.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,502.33 : 26,904.68 = 11,431.90 : x
  2. Step 2: Convert to fraction form
    19,502.33/26,904.68 = 11,431.90/x
  3. Step 3: Cross multiply
    19,502.33x = 26,904.68 × 11,431.90
  4. Step 4: Simplify right side
    19,502.33x = 307,571,486.87
  5. Step 5: Solve for x
    x = 307,571,486.87/19,502.33
  6. Step 6: Final answer
    x = 15,771.01

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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.