Home / 14,773.26-20,387.10-8,486.84

Finding the Fourth Proportional to 14,773.26, 20,387.10 and 8,486.84

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Solution

The fourth proportional to 14,773.26, 20,387.10 and 8,486.84 is: 11,711.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,773.26 : 20,387.10 = 8,486.84 : x
  2. Step 2: Convert to fraction form
    14,773.26/20,387.10 = 8,486.84/x
  3. Step 3: Cross multiply
    14,773.26x = 20,387.10 × 8,486.84
  4. Step 4: Simplify right side
    14,773.26x = 173,022,055.76
  5. Step 5: Solve for x
    x = 173,022,055.76/14,773.26
  6. Step 6: Final answer
    x = 11,711.84

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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.