Home / 18,773.04-25,906.68-10,816.80

Finding the Fourth Proportional to 18,773.04, 25,906.68 and 10,816.80

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Solution

The fourth proportional to 18,773.04, 25,906.68 and 10,816.80 is: 14,927.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,773.04 : 25,906.68 = 10,816.80 : x
  2. Step 2: Convert to fraction form
    18,773.04/25,906.68 = 10,816.80/x
  3. Step 3: Cross multiply
    18,773.04x = 25,906.68 × 10,816.80
  4. Step 4: Simplify right side
    18,773.04x = 280,227,376.22
  5. Step 5: Solve for x
    x = 280,227,376.22/18,773.04
  6. Step 6: Final answer
    x = 14,927.12

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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.