Home / 13,942.86-20,895.83-6,534.05

Finding the Fourth Proportional to 13,942.86, 20,895.83 and 6,534.05

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Solution

The fourth proportional to 13,942.86, 20,895.83 and 6,534.05 is: 9,792.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,942.86 : 20,895.83 = 6,534.05 : x
  2. Step 2: Convert to fraction form
    13,942.86/20,895.83 = 6,534.05/x
  3. Step 3: Cross multiply
    13,942.86x = 20,895.83 × 6,534.05
  4. Step 4: Simplify right side
    13,942.86x = 136,534,398.01
  5. Step 5: Solve for x
    x = 136,534,398.01/13,942.86
  6. Step 6: Final answer
    x = 9,792.42

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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.