Home / 28,977.89-43,470.48-10,253.52

Finding the Fourth Proportional to 28,977.89, 43,470.48 and 10,253.52

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Solution

The fourth proportional to 28,977.89, 43,470.48 and 10,253.52 is: 15,381.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,977.89 : 43,470.48 = 10,253.52 : x
  2. Step 2: Convert to fraction form
    28,977.89/43,470.48 = 10,253.52/x
  3. Step 3: Cross multiply
    28,977.89x = 43,470.48 × 10,253.52
  4. Step 4: Simplify right side
    28,977.89x = 445,725,436.09
  5. Step 5: Solve for x
    x = 445,725,436.09/28,977.89
  6. Step 6: Final answer
    x = 15,381.57

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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.