Home / 25,539.14-38,275.44-13,048.64

Finding the Fourth Proportional to 25,539.14, 38,275.44 and 13,048.64

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Solution

The fourth proportional to 25,539.14, 38,275.44 and 13,048.64 is: 19,555.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,539.14 : 38,275.44 = 13,048.64 : x
  2. Step 2: Convert to fraction form
    25,539.14/38,275.44 = 13,048.64/x
  3. Step 3: Cross multiply
    25,539.14x = 38,275.44 × 13,048.64
  4. Step 4: Simplify right side
    25,539.14x = 499,442,340.62
  5. Step 5: Solve for x
    x = 499,442,340.62/25,539.14
  6. Step 6: Final answer
    x = 19,555.96

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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.