Home / 40,515.06-60,799.77-14,219.88

Finding the Fourth Proportional to 40,515.06, 60,799.77 and 14,219.88

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Solution

The fourth proportional to 40,515.06, 60,799.77 and 14,219.88 is: 21,339.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,515.06 : 60,799.77 = 14,219.88 : x
  2. Step 2: Convert to fraction form
    40,515.06/60,799.77 = 14,219.88/x
  3. Step 3: Cross multiply
    40,515.06x = 60,799.77 × 14,219.88
  4. Step 4: Simplify right side
    40,515.06x = 864,565,433.43
  5. Step 5: Solve for x
    x = 864,565,433.43/40,515.06
  6. Step 6: Final answer
    x = 21,339.36

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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.