Home / 14,930.73-20,579.27-10,206.81

Finding the Fourth Proportional to 14,930.73, 20,579.27 and 10,206.81

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Solution

The fourth proportional to 14,930.73, 20,579.27 and 10,206.81 is: 14,068.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,930.73 : 20,579.27 = 10,206.81 : x
  2. Step 2: Convert to fraction form
    14,930.73/20,579.27 = 10,206.81/x
  3. Step 3: Cross multiply
    14,930.73x = 20,579.27 × 10,206.81
  4. Step 4: Simplify right side
    14,930.73x = 210,048,647.79
  5. Step 5: Solve for x
    x = 210,048,647.79/14,930.73
  6. Step 6: Final answer
    x = 14,068.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.