Home / 14,998.41-20,690.85-9,694.92

Finding the Fourth Proportional to 14,998.41, 20,690.85 and 9,694.92

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Solution

The fourth proportional to 14,998.41, 20,690.85 and 9,694.92 is: 13,374.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,998.41 : 20,690.85 = 9,694.92 : x
  2. Step 2: Convert to fraction form
    14,998.41/20,690.85 = 9,694.92/x
  3. Step 3: Cross multiply
    14,998.41x = 20,690.85 × 9,694.92
  4. Step 4: Simplify right side
    14,998.41x = 200,596,135.48
  5. Step 5: Solve for x
    x = 200,596,135.48/14,998.41
  6. Step 6: Final answer
    x = 13,374.49

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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.