Home / 28,951.62-43,394.49-12,301.26

Finding the Fourth Proportional to 28,951.62, 43,394.49 and 12,301.26

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Solution

The fourth proportional to 28,951.62, 43,394.49 and 12,301.26 is: 18,437.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,951.62 : 43,394.49 = 12,301.26 : x
  2. Step 2: Convert to fraction form
    28,951.62/43,394.49 = 12,301.26/x
  3. Step 3: Cross multiply
    28,951.62x = 43,394.49 × 12,301.26
  4. Step 4: Simplify right side
    28,951.62x = 533,806,904.06
  5. Step 5: Solve for x
    x = 533,806,904.06/28,951.62
  6. Step 6: Final answer
    x = 18,437.89

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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.