Home / 29,588.38-40,830.80-16,159.64

Finding the Fourth Proportional to 29,588.38, 40,830.80 and 16,159.64

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Solution

The fourth proportional to 29,588.38, 40,830.80 and 16,159.64 is: 22,299.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,588.38 : 40,830.80 = 16,159.64 : x
  2. Step 2: Convert to fraction form
    29,588.38/40,830.80 = 16,159.64/x
  3. Step 3: Cross multiply
    29,588.38x = 40,830.80 × 16,159.64
  4. Step 4: Simplify right side
    29,588.38x = 659,810,743.96
  5. Step 5: Solve for x
    x = 659,810,743.96/29,588.38
  6. Step 6: Final answer
    x = 22,299.66

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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.