Home / 28,054.26-42,049.08-11,396

Finding the Fourth Proportional to 28,054.26, 42,049.08 and 11,396

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Solution

The fourth proportional to 28,054.26, 42,049.08 and 11,396 is: 17,080.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,054.26 : 42,049.08 = 11,396 : x
  2. Step 2: Convert to fraction form
    28,054.26/42,049.08 = 11,396/x
  3. Step 3: Cross multiply
    28,054.26x = 42,049.08 × 11,396
  4. Step 4: Simplify right side
    28,054.26x = 479,191,315.68
  5. Step 5: Solve for x
    x = 479,191,315.68/28,054.26
  6. Step 6: Final answer
    x = 17,080.88

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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.