Home / 36,477.41-54,722.59-12,460.40

Finding the Fourth Proportional to 36,477.41, 54,722.59 and 12,460.40

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Solution

The fourth proportional to 36,477.41, 54,722.59 and 12,460.40 is: 18,692.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,477.41 : 54,722.59 = 12,460.40 : x
  2. Step 2: Convert to fraction form
    36,477.41/54,722.59 = 12,460.40/x
  3. Step 3: Cross multiply
    36,477.41x = 54,722.59 × 12,460.40
  4. Step 4: Simplify right side
    36,477.41x = 681,865,260.88
  5. Step 5: Solve for x
    x = 681,865,260.88/36,477.41
  6. Step 6: Final answer
    x = 18,692.81

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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.