Home / 25,941.58-38,892.38-11,891.47

Finding the Fourth Proportional to 25,941.58, 38,892.38 and 11,891.47

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Solution

The fourth proportional to 25,941.58, 38,892.38 and 11,891.47 is: 17,828.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,941.58 : 38,892.38 = 11,891.47 : x
  2. Step 2: Convert to fraction form
    25,941.58/38,892.38 = 11,891.47/x
  3. Step 3: Cross multiply
    25,941.58x = 38,892.38 × 11,891.47
  4. Step 4: Simplify right side
    25,941.58x = 462,487,574.37
  5. Step 5: Solve for x
    x = 462,487,574.37/25,941.58
  6. Step 6: Final answer
    x = 17,828.04

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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.