Home / 29,486.31-40,690.86-16,057.54

Finding the Fourth Proportional to 29,486.31, 40,690.86 and 16,057.54

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Solution

The fourth proportional to 29,486.31, 40,690.86 and 16,057.54 is: 22,159.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,486.31 : 40,690.86 = 16,057.54 : x
  2. Step 2: Convert to fraction form
    29,486.31/40,690.86 = 16,057.54/x
  3. Step 3: Cross multiply
    29,486.31x = 40,690.86 × 16,057.54
  4. Step 4: Simplify right side
    29,486.31x = 653,395,112.08
  5. Step 5: Solve for x
    x = 653,395,112.08/29,486.31
  6. Step 6: Final answer
    x = 22,159.27

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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.