Home / 44,178.85-66,258.33-12,588.27

Finding the Fourth Proportional to 44,178.85, 66,258.33 and 12,588.27

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Solution

The fourth proportional to 44,178.85, 66,258.33 and 12,588.27 is: 18,879.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,178.85 : 66,258.33 = 12,588.27 : x
  2. Step 2: Convert to fraction form
    44,178.85/66,258.33 = 12,588.27/x
  3. Step 3: Cross multiply
    44,178.85x = 66,258.33 × 12,588.27
  4. Step 4: Simplify right side
    44,178.85x = 834,077,747.79
  5. Step 5: Solve for x
    x = 834,077,747.79/44,178.85
  6. Step 6: Final answer
    x = 18,879.57

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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.