Home / 25,856.54-38,708.26-15,964.01

Finding the Fourth Proportional to 25,856.54, 38,708.26 and 15,964.01

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Solution

The fourth proportional to 25,856.54, 38,708.26 and 15,964.01 is: 23,898.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,856.54 : 38,708.26 = 15,964.01 : x
  2. Step 2: Convert to fraction form
    25,856.54/38,708.26 = 15,964.01/x
  3. Step 3: Cross multiply
    25,856.54x = 38,708.26 × 15,964.01
  4. Step 4: Simplify right side
    25,856.54x = 617,938,816.27
  5. Step 5: Solve for x
    x = 617,938,816.27/25,856.54
  6. Step 6: Final answer
    x = 23,898.75

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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.