Home / 29,555.90-40,786.58-16,126.82

Finding the Fourth Proportional to 29,555.90, 40,786.58 and 16,126.82

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Solution

The fourth proportional to 29,555.90, 40,786.58 and 16,126.82 is: 22,254.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,555.90 : 40,786.58 = 16,126.82 : x
  2. Step 2: Convert to fraction form
    29,555.90/40,786.58 = 16,126.82/x
  3. Step 3: Cross multiply
    29,555.90x = 40,786.58 × 16,126.82
  4. Step 4: Simplify right side
    29,555.90x = 657,757,753.44
  5. Step 5: Solve for x
    x = 657,757,753.44/29,555.90
  6. Step 6: Final answer
    x = 22,254.70

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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.