Home / 15,846.32-23,768.52-4,159.28

Finding the Fourth Proportional to 15,846.32, 23,768.52 and 4,159.28

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Solution

The fourth proportional to 15,846.32, 23,768.52 and 4,159.28 is: 6,238.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,846.32 : 23,768.52 = 4,159.28 : x
  2. Step 2: Convert to fraction form
    15,846.32/23,768.52 = 4,159.28/x
  3. Step 3: Cross multiply
    15,846.32x = 23,768.52 × 4,159.28
  4. Step 4: Simplify right side
    15,846.32x = 98,859,929.87
  5. Step 5: Solve for x
    x = 98,859,929.87/15,846.32
  6. Step 6: Final answer
    x = 6,238.67

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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.