Home / 29,032.71-43,564.05-12,388.26

Finding the Fourth Proportional to 29,032.71, 43,564.05 and 12,388.26

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Solution

The fourth proportional to 29,032.71, 43,564.05 and 12,388.26 is: 18,588.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,032.71 : 43,564.05 = 12,388.26 : x
  2. Step 2: Convert to fraction form
    29,032.71/43,564.05 = 12,388.26/x
  3. Step 3: Cross multiply
    29,032.71x = 43,564.05 × 12,388.26
  4. Step 4: Simplify right side
    29,032.71x = 539,682,778.05
  5. Step 5: Solve for x
    x = 539,682,778.05/29,032.71
  6. Step 6: Final answer
    x = 18,588.78

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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.