Home / 14,612.10-21,950.55-14,021.70

Finding the Fourth Proportional to 14,612.10, 21,950.55 and 14,021.70

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Solution

The fourth proportional to 14,612.10, 21,950.55 and 14,021.70 is: 21,063.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,612.10 : 21,950.55 = 14,021.70 : x
  2. Step 2: Convert to fraction form
    14,612.10/21,950.55 = 14,021.70/x
  3. Step 3: Cross multiply
    14,612.10x = 21,950.55 × 14,021.70
  4. Step 4: Simplify right side
    14,612.10x = 307,784,026.94
  5. Step 5: Solve for x
    x = 307,784,026.94/14,612.10
  6. Step 6: Final answer
    x = 21,063.64

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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.