Home / 14,107.70-21,176.94-10,398.44

Finding the Fourth Proportional to 14,107.70, 21,176.94 and 10,398.44

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Solution

The fourth proportional to 14,107.70, 21,176.94 and 10,398.44 is: 15,609.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,107.70 : 21,176.94 = 10,398.44 : x
  2. Step 2: Convert to fraction form
    14,107.70/21,176.94 = 10,398.44/x
  3. Step 3: Cross multiply
    14,107.70x = 21,176.94 × 10,398.44
  4. Step 4: Simplify right side
    14,107.70x = 220,207,139.97
  5. Step 5: Solve for x
    x = 220,207,139.97/14,107.70
  6. Step 6: Final answer
    x = 15,609.00

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1.5x scale

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.