Home / 14,310.14-21,461.93-3,922.70

Finding the Fourth Proportional to 14,310.14, 21,461.93 and 3,922.70

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Solution

The fourth proportional to 14,310.14, 21,461.93 and 3,922.70 is: 5,883.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,310.14 : 21,461.93 = 3,922.70 : x
  2. Step 2: Convert to fraction form
    14,310.14/21,461.93 = 3,922.70/x
  3. Step 3: Cross multiply
    14,310.14x = 21,461.93 × 3,922.70
  4. Step 4: Simplify right side
    14,310.14x = 84,188,712.81
  5. Step 5: Solve for x
    x = 84,188,712.81/14,310.14
  6. Step 6: Final answer
    x = 5,883.15

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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.