Home / 36,438.64-54,635.82-14,247.88

Finding the Fourth Proportional to 36,438.64, 54,635.82 and 14,247.88

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Solution

The fourth proportional to 36,438.64, 54,635.82 and 14,247.88 is: 21,363.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,438.64 : 54,635.82 = 14,247.88 : x
  2. Step 2: Convert to fraction form
    36,438.64/54,635.82 = 14,247.88/x
  3. Step 3: Cross multiply
    36,438.64x = 54,635.82 × 14,247.88
  4. Step 4: Simplify right side
    36,438.64x = 778,444,607.06
  5. Step 5: Solve for x
    x = 778,444,607.06/36,438.64
  6. Step 6: Final answer
    x = 21,363.16

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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.