Home / 10,747.17-16,033.49-10,165.89

Finding the Fourth Proportional to 10,747.17, 16,033.49 and 10,165.89

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Solution

The fourth proportional to 10,747.17, 16,033.49 and 10,165.89 is: 15,166.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,747.17 : 16,033.49 = 10,165.89 : x
  2. Step 2: Convert to fraction form
    10,747.17/16,033.49 = 10,165.89/x
  3. Step 3: Cross multiply
    10,747.17x = 16,033.49 × 10,165.89
  4. Step 4: Simplify right side
    10,747.17x = 162,994,644.83
  5. Step 5: Solve for x
    x = 162,994,644.83/10,747.17
  6. Step 6: Final answer
    x = 15,166.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.