Home / 14,329.52-19,774.68-8,361.44

Finding the Fourth Proportional to 14,329.52, 19,774.68 and 8,361.44

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Solution

The fourth proportional to 14,329.52, 19,774.68 and 8,361.44 is: 11,538.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,329.52 : 19,774.68 = 8,361.44 : x
  2. Step 2: Convert to fraction form
    14,329.52/19,774.68 = 8,361.44/x
  3. Step 3: Cross multiply
    14,329.52x = 19,774.68 × 8,361.44
  4. Step 4: Simplify right side
    14,329.52x = 165,344,800.34
  5. Step 5: Solve for x
    x = 165,344,800.34/14,329.52
  6. Step 6: Final answer
    x = 11,538.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.