Home / 25,967.40-38,954.94-10,384.68

Finding the Fourth Proportional to 25,967.40, 38,954.94 and 10,384.68

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Solution

The fourth proportional to 25,967.40, 38,954.94 and 10,384.68 is: 15,578.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,967.40 : 38,954.94 = 10,384.68 : x
  2. Step 2: Convert to fraction form
    25,967.40/38,954.94 = 10,384.68/x
  3. Step 3: Cross multiply
    25,967.40x = 38,954.94 × 10,384.68
  4. Step 4: Simplify right side
    25,967.40x = 404,534,586.32
  5. Step 5: Solve for x
    x = 404,534,586.32/25,967.40
  6. Step 6: Final answer
    x = 15,578.56

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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.