Home / 13,930.14-20,894.28-6,536.22

Finding the Fourth Proportional to 13,930.14, 20,894.28 and 6,536.22

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Solution

The fourth proportional to 13,930.14, 20,894.28 and 6,536.22 is: 9,803.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,930.14 : 20,894.28 = 6,536.22 : x
  2. Step 2: Convert to fraction form
    13,930.14/20,894.28 = 6,536.22/x
  3. Step 3: Cross multiply
    13,930.14x = 20,894.28 × 6,536.22
  4. Step 4: Simplify right side
    13,930.14x = 136,569,610.82
  5. Step 5: Solve for x
    x = 136,569,610.82/13,930.14
  6. Step 6: Final answer
    x = 9,803.89

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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.