Home / 15,886.05-23,828.93-4,039.86

Finding the Fourth Proportional to 15,886.05, 23,828.93 and 4,039.86

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Solution

The fourth proportional to 15,886.05, 23,828.93 and 4,039.86 is: 6,059.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,886.05 : 23,828.93 = 4,039.86 : x
  2. Step 2: Convert to fraction form
    15,886.05/23,828.93 = 4,039.86/x
  3. Step 3: Cross multiply
    15,886.05x = 23,828.93 × 4,039.86
  4. Step 4: Simplify right side
    15,886.05x = 96,265,520.95
  5. Step 5: Solve for x
    x = 96,265,520.95/15,886.05
  6. Step 6: Final answer
    x = 6,059.75

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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.