Home / 26,160.80-36,110.16-16,729.40

Finding the Fourth Proportional to 26,160.80, 36,110.16 and 16,729.40

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Solution

The fourth proportional to 26,160.80, 36,110.16 and 16,729.40 is: 23,091.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,160.80 : 36,110.16 = 16,729.40 : x
  2. Step 2: Convert to fraction form
    26,160.80/36,110.16 = 16,729.40/x
  3. Step 3: Cross multiply
    26,160.80x = 36,110.16 × 16,729.40
  4. Step 4: Simplify right side
    26,160.80x = 604,101,310.70
  5. Step 5: Solve for x
    x = 604,101,310.70/26,160.80
  6. Step 6: Final answer
    x = 23,091.85

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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.