Home / 26,752.60-40,133.70-11,171.80

Finding the Fourth Proportional to 26,752.60, 40,133.70 and 11,171.80

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Solution

The fourth proportional to 26,752.60, 40,133.70 and 11,171.80 is: 16,759.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,752.60 : 40,133.70 = 11,171.80 : x
  2. Step 2: Convert to fraction form
    26,752.60/40,133.70 = 11,171.80/x
  3. Step 3: Cross multiply
    26,752.60x = 40,133.70 × 11,171.80
  4. Step 4: Simplify right side
    26,752.60x = 448,365,669.66
  5. Step 5: Solve for x
    x = 448,365,669.66/26,752.60
  6. Step 6: Final answer
    x = 16,759.70

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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.