Home / 54,058.49-81,087.54-14,615.59

Finding the Fourth Proportional to 54,058.49, 81,087.54 and 14,615.59

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Solution

The fourth proportional to 54,058.49, 81,087.54 and 14,615.59 is: 21,923.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,058.49 : 81,087.54 = 14,615.59 : x
  2. Step 2: Convert to fraction form
    54,058.49/81,087.54 = 14,615.59/x
  3. Step 3: Cross multiply
    54,058.49x = 81,087.54 × 14,615.59
  4. Step 4: Simplify right side
    54,058.49x = 1,185,142,238.75
  5. Step 5: Solve for x
    x = 1,185,142,238.75/54,058.49
  6. Step 6: Final answer
    x = 21,923.33

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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.