Home / 14,926.94-20,599.18-8,212.43

Finding the Fourth Proportional to 14,926.94, 20,599.18 and 8,212.43

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Solution

The fourth proportional to 14,926.94, 20,599.18 and 8,212.43 is: 11,333.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,926.94 : 20,599.18 = 8,212.43 : x
  2. Step 2: Convert to fraction form
    14,926.94/20,599.18 = 8,212.43/x
  3. Step 3: Cross multiply
    14,926.94x = 20,599.18 × 8,212.43
  4. Step 4: Simplify right side
    14,926.94x = 169,169,200.28
  5. Step 5: Solve for x
    x = 169,169,200.28/14,926.94
  6. Step 6: Final answer
    x = 11,333.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.