Home / 26,970.09-40,450.80-11,385.69

Finding the Fourth Proportional to 26,970.09, 40,450.80 and 11,385.69

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Solution

The fourth proportional to 26,970.09, 40,450.80 and 11,385.69 is: 17,076.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,970.09 : 40,450.80 = 11,385.69 : x
  2. Step 2: Convert to fraction form
    26,970.09/40,450.80 = 11,385.69/x
  3. Step 3: Cross multiply
    26,970.09x = 40,450.80 × 11,385.69
  4. Step 4: Simplify right side
    26,970.09x = 460,560,269.05
  5. Step 5: Solve for x
    x = 460,560,269.05/26,970.09
  6. Step 6: Final answer
    x = 17,076.70

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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.