Home / 15,456.77-23,268.71-14,078.96

Finding the Fourth Proportional to 15,456.77, 23,268.71 and 14,078.96

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Solution

The fourth proportional to 15,456.77, 23,268.71 and 14,078.96 is: 21,194.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,456.77 : 23,268.71 = 14,078.96 : x
  2. Step 2: Convert to fraction form
    15,456.77/23,268.71 = 14,078.96/x
  3. Step 3: Cross multiply
    15,456.77x = 23,268.71 × 14,078.96
  4. Step 4: Simplify right side
    15,456.77x = 327,599,237.34
  5. Step 5: Solve for x
    x = 327,599,237.34/15,456.77
  6. Step 6: Final answer
    x = 21,194.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.