Home / 25,786.24-35,584.32-15,176.50

Finding the Fourth Proportional to 25,786.24, 35,584.32 and 15,176.50

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Solution

The fourth proportional to 25,786.24, 35,584.32 and 15,176.50 is: 20,943.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,786.24 : 35,584.32 = 15,176.50 : x
  2. Step 2: Convert to fraction form
    25,786.24/35,584.32 = 15,176.50/x
  3. Step 3: Cross multiply
    25,786.24x = 35,584.32 × 15,176.50
  4. Step 4: Simplify right side
    25,786.24x = 540,045,432.48
  5. Step 5: Solve for x
    x = 540,045,432.48/25,786.24
  6. Step 6: Final answer
    x = 20,943.16

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.