Home / 25,497.36-38,245.68-7,967.28

Finding the Fourth Proportional to 25,497.36, 38,245.68 and 7,967.28

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Solution

The fourth proportional to 25,497.36, 38,245.68 and 7,967.28 is: 11,950.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,497.36 : 38,245.68 = 7,967.28 : x
  2. Step 2: Convert to fraction form
    25,497.36/38,245.68 = 7,967.28/x
  3. Step 3: Cross multiply
    25,497.36x = 38,245.68 × 7,967.28
  4. Step 4: Simplify right side
    25,497.36x = 304,714,041.35
  5. Step 5: Solve for x
    x = 304,714,041.35/25,497.36
  6. Step 6: Final answer
    x = 11,950.81

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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.