Home / 29,555.60-40,786.38-16,126.98

Finding the Fourth Proportional to 29,555.60, 40,786.38 and 16,126.98

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Solution

The fourth proportional to 29,555.60, 40,786.38 and 16,126.98 is: 22,255.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,555.60 : 40,786.38 = 16,126.98 : x
  2. Step 2: Convert to fraction form
    29,555.60/40,786.38 = 16,126.98/x
  3. Step 3: Cross multiply
    29,555.60x = 40,786.38 × 16,126.98
  4. Step 4: Simplify right side
    29,555.60x = 657,761,134.53
  5. Step 5: Solve for x
    x = 657,761,134.53/29,555.60
  6. Step 6: Final answer
    x = 22,255.05

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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.