Home / 13,865.61-20,795.35-4,002.74

Finding the Fourth Proportional to 13,865.61, 20,795.35 and 4,002.74

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Solution

The fourth proportional to 13,865.61, 20,795.35 and 4,002.74 is: 6,003.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,865.61 : 20,795.35 = 4,002.74 : x
  2. Step 2: Convert to fraction form
    13,865.61/20,795.35 = 4,002.74/x
  3. Step 3: Cross multiply
    13,865.61x = 20,795.35 × 4,002.74
  4. Step 4: Simplify right side
    13,865.61x = 83,238,359.25
  5. Step 5: Solve for x
    x = 83,238,359.25/13,865.61
  6. Step 6: Final answer
    x = 6,003.23

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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.