Home / 43,335.54-65,011.50-13,760.82

Finding the Fourth Proportional to 43,335.54, 65,011.50 and 13,760.82

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Solution

The fourth proportional to 43,335.54, 65,011.50 and 13,760.82 is: 20,643.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,335.54 : 65,011.50 = 13,760.82 : x
  2. Step 2: Convert to fraction form
    43,335.54/65,011.50 = 13,760.82/x
  3. Step 3: Cross multiply
    43,335.54x = 65,011.50 × 13,760.82
  4. Step 4: Simplify right side
    43,335.54x = 894,611,549.43
  5. Step 5: Solve for x
    x = 894,611,549.43/43,335.54
  6. Step 6: Final answer
    x = 20,643.83

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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.