Home / 28,849.84-43,240.84-13,036.41

Finding the Fourth Proportional to 28,849.84, 43,240.84 and 13,036.41

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Solution

The fourth proportional to 28,849.84, 43,240.84 and 13,036.41 is: 19,539.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,849.84 : 43,240.84 = 13,036.41 : x
  2. Step 2: Convert to fraction form
    28,849.84/43,240.84 = 13,036.41/x
  3. Step 3: Cross multiply
    28,849.84x = 43,240.84 × 13,036.41
  4. Step 4: Simplify right side
    28,849.84x = 563,705,286.39
  5. Step 5: Solve for x
    x = 563,705,286.39/28,849.84
  6. Step 6: Final answer
    x = 19,539.29

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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.