Home / 28,983.50-43,462.59-10,257.32

Finding the Fourth Proportional to 28,983.50, 43,462.59 and 10,257.32

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Solution

The fourth proportional to 28,983.50, 43,462.59 and 10,257.32 is: 15,381.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,983.50 : 43,462.59 = 10,257.32 : x
  2. Step 2: Convert to fraction form
    28,983.50/43,462.59 = 10,257.32/x
  3. Step 3: Cross multiply
    28,983.50x = 43,462.59 × 10,257.32
  4. Step 4: Simplify right side
    28,983.50x = 445,809,476.35
  5. Step 5: Solve for x
    x = 445,809,476.35/28,983.50
  6. Step 6: Final answer
    x = 15,381.49

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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.