Home / 14,310.46-21,465.45-3,922.21

Finding the Fourth Proportional to 14,310.46, 21,465.45 and 3,922.21

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Solution

The fourth proportional to 14,310.46, 21,465.45 and 3,922.21 is: 5,883.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,310.46 : 21,465.45 = 3,922.21 : x
  2. Step 2: Convert to fraction form
    14,310.46/21,465.45 = 3,922.21/x
  3. Step 3: Cross multiply
    14,310.46x = 21,465.45 × 3,922.21
  4. Step 4: Simplify right side
    14,310.46x = 84,191,948.98
  5. Step 5: Solve for x
    x = 84,191,948.98/14,310.46
  6. Step 6: Final answer
    x = 5,883.25

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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.