Home / 26,820.87-37,012.17-14,884.05

Finding the Fourth Proportional to 26,820.87, 37,012.17 and 14,884.05

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Solution

The fourth proportional to 26,820.87, 37,012.17 and 14,884.05 is: 20,539.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,820.87 : 37,012.17 = 14,884.05 : x
  2. Step 2: Convert to fraction form
    26,820.87/37,012.17 = 14,884.05/x
  3. Step 3: Cross multiply
    26,820.87x = 37,012.17 × 14,884.05
  4. Step 4: Simplify right side
    26,820.87x = 550,890,988.89
  5. Step 5: Solve for x
    x = 550,890,988.89/26,820.87
  6. Step 6: Final answer
    x = 20,539.64

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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.