Home / 13,867.04-20,800.48-6,941.44

Finding the Fourth Proportional to 13,867.04, 20,800.48 and 6,941.44

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Solution

The fourth proportional to 13,867.04, 20,800.48 and 6,941.44 is: 10,412.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,867.04 : 20,800.48 = 6,941.44 : x
  2. Step 2: Convert to fraction form
    13,867.04/20,800.48 = 6,941.44/x
  3. Step 3: Cross multiply
    13,867.04x = 20,800.48 × 6,941.44
  4. Step 4: Simplify right side
    13,867.04x = 144,385,283.89
  5. Step 5: Solve for x
    x = 144,385,283.89/13,867.04
  6. Step 6: Final answer
    x = 10,412.12

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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.