Home / 26,917.32-37,141.92-14,980.80

Finding the Fourth Proportional to 26,917.32, 37,141.92 and 14,980.80

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Solution

The fourth proportional to 26,917.32, 37,141.92 and 14,980.80 is: 20,671.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,917.32 : 37,141.92 = 14,980.80 : x
  2. Step 2: Convert to fraction form
    26,917.32/37,141.92 = 14,980.80/x
  3. Step 3: Cross multiply
    26,917.32x = 37,141.92 × 14,980.80
  4. Step 4: Simplify right side
    26,917.32x = 556,415,675.14
  5. Step 5: Solve for x
    x = 556,415,675.14/26,917.32
  6. Step 6: Final answer
    x = 20,671.29

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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.