Home / 14,084.21-21,124.94-3,695.96

Finding the Fourth Proportional to 14,084.21, 21,124.94 and 3,695.96

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Solution

The fourth proportional to 14,084.21, 21,124.94 and 3,695.96 is: 5,543.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,084.21 : 21,124.94 = 3,695.96 : x
  2. Step 2: Convert to fraction form
    14,084.21/21,124.94 = 3,695.96/x
  3. Step 3: Cross multiply
    14,084.21x = 21,124.94 × 3,695.96
  4. Step 4: Simplify right side
    14,084.21x = 78,076,848.75
  5. Step 5: Solve for x
    x = 78,076,848.75/14,084.21
  6. Step 6: Final answer
    x = 5,543.57

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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.