Home / 18,773.14-28,196.16-13,823.23

Finding the Fourth Proportional to 18,773.14, 28,196.16 and 13,823.23

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Solution

The fourth proportional to 18,773.14, 28,196.16 and 13,823.23 is: 20,761.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,773.14 : 28,196.16 = 13,823.23 : x
  2. Step 2: Convert to fraction form
    18,773.14/28,196.16 = 13,823.23/x
  3. Step 3: Cross multiply
    18,773.14x = 28,196.16 × 13,823.23
  4. Step 4: Simplify right side
    18,773.14x = 389,762,004.80
  5. Step 5: Solve for x
    x = 389,762,004.80/18,773.14
  6. Step 6: Final answer
    x = 20,761.68

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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.