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Finding the Fourth Proportional to 14,819.94, 22,039.29 and 14,352.77

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Solution

The fourth proportional to 14,819.94, 22,039.29 and 14,352.77 is: 21,344.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,819.94 : 22,039.29 = 14,352.77 : x
  2. Step 2: Convert to fraction form
    14,819.94/22,039.29 = 14,352.77/x
  3. Step 3: Cross multiply
    14,819.94x = 22,039.29 × 14,352.77
  4. Step 4: Simplify right side
    14,819.94x = 316,324,750.14
  5. Step 5: Solve for x
    x = 316,324,750.14/14,819.94
  6. Step 6: Final answer
    x = 21,344.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.