Home / 25,106.44-37,679.10-13,429.48

Finding the Fourth Proportional to 25,106.44, 37,679.10 and 13,429.48

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Solution

The fourth proportional to 25,106.44, 37,679.10 and 13,429.48 is: 20,154.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,106.44 : 37,679.10 = 13,429.48 : x
  2. Step 2: Convert to fraction form
    25,106.44/37,679.10 = 13,429.48/x
  3. Step 3: Cross multiply
    25,106.44x = 37,679.10 × 13,429.48
  4. Step 4: Simplify right side
    25,106.44x = 506,010,719.87
  5. Step 5: Solve for x
    x = 506,010,719.87/25,106.44
  6. Step 6: Final answer
    x = 20,154.62

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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.