Home / 23,789.73-32,828.54-13,178.73

Finding the Fourth Proportional to 23,789.73, 32,828.54 and 13,178.73

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Solution

The fourth proportional to 23,789.73, 32,828.54 and 13,178.73 is: 18,185.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,789.73 : 32,828.54 = 13,178.73 : x
  2. Step 2: Convert to fraction form
    23,789.73/32,828.54 = 13,178.73/x
  3. Step 3: Cross multiply
    23,789.73x = 32,828.54 × 13,178.73
  4. Step 4: Simplify right side
    23,789.73x = 432,638,399.06
  5. Step 5: Solve for x
    x = 432,638,399.06/23,789.73
  6. Step 6: Final answer
    x = 18,185.93

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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.