Home / 13,936.05-20,893.95-6,536.70

Finding the Fourth Proportional to 13,936.05, 20,893.95 and 6,536.70

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Solution

The fourth proportional to 13,936.05, 20,893.95 and 6,536.70 is: 9,800.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,936.05 : 20,893.95 = 6,536.70 : x
  2. Step 2: Convert to fraction form
    13,936.05/20,893.95 = 6,536.70/x
  3. Step 3: Cross multiply
    13,936.05x = 20,893.95 × 6,536.70
  4. Step 4: Simplify right side
    13,936.05x = 136,577,482.97
  5. Step 5: Solve for x
    x = 136,577,482.97/13,936.05
  6. Step 6: Final answer
    x = 9,800.30

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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.