Home / 13,774.67-20,634.28-6,368.93

Finding the Fourth Proportional to 13,774.67, 20,634.28 and 6,368.93

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Solution

The fourth proportional to 13,774.67, 20,634.28 and 6,368.93 is: 9,540.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,774.67 : 20,634.28 = 6,368.93 : x
  2. Step 2: Convert to fraction form
    13,774.67/20,634.28 = 6,368.93/x
  3. Step 3: Cross multiply
    13,774.67x = 20,634.28 × 6,368.93
  4. Step 4: Simplify right side
    13,774.67x = 131,418,284.92
  5. Step 5: Solve for x
    x = 131,418,284.92/13,774.67
  6. Step 6: Final answer
    x = 9,540.58

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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.