Home / 15,904-23,856.18-5,516.56

Finding the Fourth Proportional to 15,904, 23,856.18 and 5,516.56

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Solution

The fourth proportional to 15,904, 23,856.18 and 5,516.56 is: 8,274.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,904 : 23,856.18 = 5,516.56 : x
  2. Step 2: Convert to fraction form
    15,904/23,856.18 = 5,516.56/x
  3. Step 3: Cross multiply
    15,904x = 23,856.18 × 5,516.56
  4. Step 4: Simplify right side
    15,904x = 131,604,048.34
  5. Step 5: Solve for x
    x = 131,604,048.34/15,904
  6. Step 6: Final answer
    x = 8,274.90

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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.