Home / 14,638.95-21,956.76-4,250.70

Finding the Fourth Proportional to 14,638.95, 21,956.76 and 4,250.70

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Solution

The fourth proportional to 14,638.95, 21,956.76 and 4,250.70 is: 6,375.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,638.95 : 21,956.76 = 4,250.70 : x
  2. Step 2: Convert to fraction form
    14,638.95/21,956.76 = 4,250.70/x
  3. Step 3: Cross multiply
    14,638.95x = 21,956.76 × 4,250.70
  4. Step 4: Simplify right side
    14,638.95x = 93,331,599.73
  5. Step 5: Solve for x
    x = 93,331,599.73/14,638.95
  6. Step 6: Final answer
    x = 6,375.57

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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.