Home / 28,872.94-43,301.76-11,342.92

Finding the Fourth Proportional to 28,872.94, 43,301.76 and 11,342.92

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Solution

The fourth proportional to 28,872.94, 43,301.76 and 11,342.92 is: 17,011.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,872.94 : 43,301.76 = 11,342.92 : x
  2. Step 2: Convert to fraction form
    28,872.94/43,301.76 = 11,342.92/x
  3. Step 3: Cross multiply
    28,872.94x = 43,301.76 × 11,342.92
  4. Step 4: Simplify right side
    28,872.94x = 491,168,399.54
  5. Step 5: Solve for x
    x = 491,168,399.54/28,872.94
  6. Step 6: Final answer
    x = 17,011.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.