Home / 28,859.63-43,291.08-8,084.75

Finding the Fourth Proportional to 28,859.63, 43,291.08 and 8,084.75

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Solution

The fourth proportional to 28,859.63, 43,291.08 and 8,084.75 is: 12,127.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,859.63 : 43,291.08 = 8,084.75 : x
  2. Step 2: Convert to fraction form
    28,859.63/43,291.08 = 8,084.75/x
  3. Step 3: Cross multiply
    28,859.63x = 43,291.08 × 8,084.75
  4. Step 4: Simplify right side
    28,859.63x = 349,997,342.57
  5. Step 5: Solve for x
    x = 349,997,342.57/28,859.63
  6. Step 6: Final answer
    x = 12,127.58

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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.