Home / 13,894.04-20,840.48-4,033.12

Finding the Fourth Proportional to 13,894.04, 20,840.48 and 4,033.12

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Solution

The fourth proportional to 13,894.04, 20,840.48 and 4,033.12 is: 6,049.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,894.04 : 20,840.48 = 4,033.12 : x
  2. Step 2: Convert to fraction form
    13,894.04/20,840.48 = 4,033.12/x
  3. Step 3: Cross multiply
    13,894.04x = 20,840.48 × 4,033.12
  4. Step 4: Simplify right side
    13,894.04x = 84,052,156.70
  5. Step 5: Solve for x
    x = 84,052,156.70/13,894.04
  6. Step 6: Final answer
    x = 6,049.51

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1.5x scale

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.