Home / 29,259.60-43,889.20-11,729.18

Finding the Fourth Proportional to 29,259.60, 43,889.20 and 11,729.18

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Solution

The fourth proportional to 29,259.60, 43,889.20 and 11,729.18 is: 17,593.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,259.60 : 43,889.20 = 11,729.18 : x
  2. Step 2: Convert to fraction form
    29,259.60/43,889.20 = 11,729.18/x
  3. Step 3: Cross multiply
    29,259.60x = 43,889.20 × 11,729.18
  4. Step 4: Simplify right side
    29,259.60x = 514,784,326.86
  5. Step 5: Solve for x
    x = 514,784,326.86/29,259.60
  6. Step 6: Final answer
    x = 17,593.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.