Home / 13,926.51-20,892.86-6,910.35

Finding the Fourth Proportional to 13,926.51, 20,892.86 and 6,910.35

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Solution

The fourth proportional to 13,926.51, 20,892.86 and 6,910.35 is: 10,367.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,926.51 : 20,892.86 = 6,910.35 : x
  2. Step 2: Convert to fraction form
    13,926.51/20,892.86 = 6,910.35/x
  3. Step 3: Cross multiply
    13,926.51x = 20,892.86 × 6,910.35
  4. Step 4: Simplify right side
    13,926.51x = 144,376,940.55
  5. Step 5: Solve for x
    x = 144,376,940.55/13,926.51
  6. Step 6: Final answer
    x = 10,367.06

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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.