Home / 12,107.33-16,705.17-7,068.66

Finding the Fourth Proportional to 12,107.33, 16,705.17 and 7,068.66

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Solution

The fourth proportional to 12,107.33, 16,705.17 and 7,068.66 is: 9,753.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,107.33 : 16,705.17 = 7,068.66 : x
  2. Step 2: Convert to fraction form
    12,107.33/16,705.17 = 7,068.66/x
  3. Step 3: Cross multiply
    12,107.33x = 16,705.17 × 7,068.66
  4. Step 4: Simplify right side
    12,107.33x = 118,083,166.97
  5. Step 5: Solve for x
    x = 118,083,166.97/12,107.33
  6. Step 6: Final answer
    x = 9,753.03

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1.5x scale

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.