Home / 19,750.46-29,624.75-4,959.05

Finding the Fourth Proportional to 19,750.46, 29,624.75 and 4,959.05

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Solution

The fourth proportional to 19,750.46, 29,624.75 and 4,959.05 is: 7,438.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,750.46 : 29,624.75 = 4,959.05 : x
  2. Step 2: Convert to fraction form
    19,750.46/29,624.75 = 4,959.05/x
  3. Step 3: Cross multiply
    19,750.46x = 29,624.75 × 4,959.05
  4. Step 4: Simplify right side
    19,750.46x = 146,910,443.57
  5. Step 5: Solve for x
    x = 146,910,443.57/19,750.46
  6. Step 6: Final answer
    x = 7,438.33

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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.