Home / 26,820.21-37,013.15-14,883.65

Finding the Fourth Proportional to 26,820.21, 37,013.15 and 14,883.65

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Solution

The fourth proportional to 26,820.21, 37,013.15 and 14,883.65 is: 20,540.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,820.21 : 37,013.15 = 14,883.65 : x
  2. Step 2: Convert to fraction form
    26,820.21/37,013.15 = 14,883.65/x
  3. Step 3: Cross multiply
    26,820.21x = 37,013.15 × 14,883.65
  4. Step 4: Simplify right side
    26,820.21x = 550,890,622.14
  5. Step 5: Solve for x
    x = 550,890,622.14/26,820.21
  6. Step 6: Final answer
    x = 20,540.13

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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.