Home / 12,381.16-18,563.54-4,058.27

Finding the Fourth Proportional to 12,381.16, 18,563.54 and 4,058.27

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Solution

The fourth proportional to 12,381.16, 18,563.54 and 4,058.27 is: 6,084.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,381.16 : 18,563.54 = 4,058.27 : x
  2. Step 2: Convert to fraction form
    12,381.16/18,563.54 = 4,058.27/x
  3. Step 3: Cross multiply
    12,381.16x = 18,563.54 × 4,058.27
  4. Step 4: Simplify right side
    12,381.16x = 75,335,857.48
  5. Step 5: Solve for x
    x = 75,335,857.48/12,381.16
  6. Step 6: Final answer
    x = 6,084.72

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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.