Home / 13,933.45-20,894.01-6,531.94

Finding the Fourth Proportional to 13,933.45, 20,894.01 and 6,531.94

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Solution

The fourth proportional to 13,933.45, 20,894.01 and 6,531.94 is: 9,795.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,933.45 : 20,894.01 = 6,531.94 : x
  2. Step 2: Convert to fraction form
    13,933.45/20,894.01 = 6,531.94/x
  3. Step 3: Cross multiply
    13,933.45x = 20,894.01 × 6,531.94
  4. Step 4: Simplify right side
    13,933.45x = 136,478,419.68
  5. Step 5: Solve for x
    x = 136,478,419.68/13,933.45
  6. Step 6: Final answer
    x = 9,795.02

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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.