Home / 26,920.12-37,149.73-14,983.18

Finding the Fourth Proportional to 26,920.12, 37,149.73 and 14,983.18

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Solution

The fourth proportional to 26,920.12, 37,149.73 and 14,983.18 is: 20,676.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,920.12 : 37,149.73 = 14,983.18 : x
  2. Step 2: Convert to fraction form
    26,920.12/37,149.73 = 14,983.18/x
  3. Step 3: Cross multiply
    26,920.12x = 37,149.73 × 14,983.18
  4. Step 4: Simplify right side
    26,920.12x = 556,621,091.54
  5. Step 5: Solve for x
    x = 556,621,091.54/26,920.12
  6. Step 6: Final answer
    x = 20,676.77

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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.