Home / 16,251.96-24,381.59-5,159.01

Finding the Fourth Proportional to 16,251.96, 24,381.59 and 5,159.01

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Solution

The fourth proportional to 16,251.96, 24,381.59 and 5,159.01 is: 7,739.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,251.96 : 24,381.59 = 5,159.01 : x
  2. Step 2: Convert to fraction form
    16,251.96/24,381.59 = 5,159.01/x
  3. Step 3: Cross multiply
    16,251.96x = 24,381.59 × 5,159.01
  4. Step 4: Simplify right side
    16,251.96x = 125,784,866.63
  5. Step 5: Solve for x
    x = 125,784,866.63/16,251.96
  6. Step 6: Final answer
    x = 7,739.67

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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.