Home / 25,841.82-38,710.83-11,782.51

Finding the Fourth Proportional to 25,841.82, 38,710.83 and 11,782.51

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Solution

The fourth proportional to 25,841.82, 38,710.83 and 11,782.51 is: 17,650.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,841.82 : 38,710.83 = 11,782.51 : x
  2. Step 2: Convert to fraction form
    25,841.82/38,710.83 = 11,782.51/x
  3. Step 3: Cross multiply
    25,841.82x = 38,710.83 × 11,782.51
  4. Step 4: Simplify right side
    25,841.82x = 456,110,644.81
  5. Step 5: Solve for x
    x = 456,110,644.81/25,841.82
  6. Step 6: Final answer
    x = 17,650.10

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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.