Home / 26,820.96-36,997.53-16,731.88

Finding the Fourth Proportional to 26,820.96, 36,997.53 and 16,731.88

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Solution

The fourth proportional to 26,820.96, 36,997.53 and 16,731.88 is: 23,080.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,820.96 : 36,997.53 = 16,731.88 : x
  2. Step 2: Convert to fraction form
    26,820.96/36,997.53 = 16,731.88/x
  3. Step 3: Cross multiply
    26,820.96x = 36,997.53 × 16,731.88
  4. Step 4: Simplify right side
    26,820.96x = 619,038,232.26
  5. Step 5: Solve for x
    x = 619,038,232.26/26,820.96
  6. Step 6: Final answer
    x = 23,080.39

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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.