Home / 29,712-41,005.44-18,531.84

Finding the Fourth Proportional to 29,712, 41,005.44 and 18,531.84

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Solution

The fourth proportional to 29,712, 41,005.44 and 18,531.84 is: 25,575.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,712 : 41,005.44 = 18,531.84 : x
  2. Step 2: Convert to fraction form
    29,712/41,005.44 = 18,531.84/x
  3. Step 3: Cross multiply
    29,712x = 41,005.44 × 18,531.84
  4. Step 4: Simplify right side
    29,712x = 759,906,253.21
  5. Step 5: Solve for x
    x = 759,906,253.21/29,712
  6. Step 6: Final answer
    x = 25,575.74

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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.