Home / 18,732.12-25,852.91-10,774.14

Finding the Fourth Proportional to 18,732.12, 25,852.91 and 10,774.14

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Solution

The fourth proportional to 18,732.12, 25,852.91 and 10,774.14 is: 14,869.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,732.12 : 25,852.91 = 10,774.14 : x
  2. Step 2: Convert to fraction form
    18,732.12/25,852.91 = 10,774.14/x
  3. Step 3: Cross multiply
    18,732.12x = 25,852.91 × 10,774.14
  4. Step 4: Simplify right side
    18,732.12x = 278,542,817.88
  5. Step 5: Solve for x
    x = 278,542,817.88/18,732.12
  6. Step 6: Final answer
    x = 14,869.80

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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.