Home / 29,187.30-43,784.74-13,388.52

Finding the Fourth Proportional to 29,187.30, 43,784.74 and 13,388.52

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Solution

The fourth proportional to 29,187.30, 43,784.74 and 13,388.52 is: 20,084.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,187.30 : 43,784.74 = 13,388.52 : x
  2. Step 2: Convert to fraction form
    29,187.30/43,784.74 = 13,388.52/x
  3. Step 3: Cross multiply
    29,187.30x = 43,784.74 × 13,388.52
  4. Step 4: Simplify right side
    29,187.30x = 586,212,867.18
  5. Step 5: Solve for x
    x = 586,212,867.18/29,187.30
  6. Step 6: Final answer
    x = 20,084.52

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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.