Home / 25,997.12-38,995.68-9,359.36

Finding the Fourth Proportional to 25,997.12, 38,995.68 and 9,359.36

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Solution

The fourth proportional to 25,997.12, 38,995.68 and 9,359.36 is: 14,039.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,997.12 : 38,995.68 = 9,359.36 : x
  2. Step 2: Convert to fraction form
    25,997.12/38,995.68 = 9,359.36/x
  3. Step 3: Cross multiply
    25,997.12x = 38,995.68 × 9,359.36
  4. Step 4: Simplify right side
    25,997.12x = 364,974,607.56
  5. Step 5: Solve for x
    x = 364,974,607.56/25,997.12
  6. Step 6: Final answer
    x = 14,039.04

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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.