Home / 18,732.96-25,849.53-10,776.33

Finding the Fourth Proportional to 18,732.96, 25,849.53 and 10,776.33

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Solution

The fourth proportional to 18,732.96, 25,849.53 and 10,776.33 is: 14,870.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,732.96 : 25,849.53 = 10,776.33 : x
  2. Step 2: Convert to fraction form
    18,732.96/25,849.53 = 10,776.33/x
  3. Step 3: Cross multiply
    18,732.96x = 25,849.53 × 10,776.33
  4. Step 4: Simplify right side
    18,732.96x = 278,563,065.62
  5. Step 5: Solve for x
    x = 278,563,065.62/18,732.96
  6. Step 6: Final answer
    x = 14,870.21

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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.