Home / 15,956.28-23,935.50-4,270.68

Finding the Fourth Proportional to 15,956.28, 23,935.50 and 4,270.68

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Solution

The fourth proportional to 15,956.28, 23,935.50 and 4,270.68 is: 6,406.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,956.28 : 23,935.50 = 4,270.68 : x
  2. Step 2: Convert to fraction form
    15,956.28/23,935.50 = 4,270.68/x
  3. Step 3: Cross multiply
    15,956.28x = 23,935.50 × 4,270.68
  4. Step 4: Simplify right side
    15,956.28x = 102,220,861.14
  5. Step 5: Solve for x
    x = 102,220,861.14/15,956.28
  6. Step 6: Final answer
    x = 6,406.31

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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.