Home / 26,801.82-36,987-14,701.50

Finding the Fourth Proportional to 26,801.82, 36,987 and 14,701.50

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Solution

The fourth proportional to 26,801.82, 36,987 and 14,701.50 is: 20,288.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,801.82 : 36,987 = 14,701.50 : x
  2. Step 2: Convert to fraction form
    26,801.82/36,987 = 14,701.50/x
  3. Step 3: Cross multiply
    26,801.82x = 36,987 × 14,701.50
  4. Step 4: Simplify right side
    26,801.82x = 543,764,380.50
  5. Step 5: Solve for x
    x = 543,764,380.50/26,801.82
  6. Step 6: Final answer
    x = 20,288.34

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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.