Home / 14,241.76-21,364.68-4,381.86

Finding the Fourth Proportional to 14,241.76, 21,364.68 and 4,381.86

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Solution

The fourth proportional to 14,241.76, 21,364.68 and 4,381.86 is: 6,573.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,241.76 : 21,364.68 = 4,381.86 : x
  2. Step 2: Convert to fraction form
    14,241.76/21,364.68 = 4,381.86/x
  3. Step 3: Cross multiply
    14,241.76x = 21,364.68 × 4,381.86
  4. Step 4: Simplify right side
    14,241.76x = 93,617,036.70
  5. Step 5: Solve for x
    x = 93,617,036.70/14,241.76
  6. Step 6: Final answer
    x = 6,573.42

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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.