Home / 16,120.46-24,180.86-4,875.89

Finding the Fourth Proportional to 16,120.46, 24,180.86 and 4,875.89

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Solution

The fourth proportional to 16,120.46, 24,180.86 and 4,875.89 is: 7,313.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,120.46 : 24,180.86 = 4,875.89 : x
  2. Step 2: Convert to fraction form
    16,120.46/24,180.86 = 4,875.89/x
  3. Step 3: Cross multiply
    16,120.46x = 24,180.86 × 4,875.89
  4. Step 4: Simplify right side
    16,120.46x = 117,903,213.47
  5. Step 5: Solve for x
    x = 117,903,213.47/16,120.46
  6. Step 6: Final answer
    x = 7,313.89

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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.