Home / 51,058.54-76,588.18-17,778.55

Finding the Fourth Proportional to 51,058.54, 76,588.18 and 17,778.55

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Solution

The fourth proportional to 51,058.54, 76,588.18 and 17,778.55 is: 26,667.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,058.54 : 76,588.18 = 17,778.55 : x
  2. Step 2: Convert to fraction form
    51,058.54/76,588.18 = 17,778.55/x
  3. Step 3: Cross multiply
    51,058.54x = 76,588.18 × 17,778.55
  4. Step 4: Simplify right side
    51,058.54x = 1,361,626,787.54
  5. Step 5: Solve for x
    x = 1,361,626,787.54/51,058.54
  6. Step 6: Final answer
    x = 26,667.95

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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.