Home / 43,888.12-65,815.86-15,800.56

Finding the Fourth Proportional to 43,888.12, 65,815.86 and 15,800.56

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Solution

The fourth proportional to 43,888.12, 65,815.86 and 15,800.56 is: 23,694.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,888.12 : 65,815.86 = 15,800.56 : x
  2. Step 2: Convert to fraction form
    43,888.12/65,815.86 = 15,800.56/x
  3. Step 3: Cross multiply
    43,888.12x = 65,815.86 × 15,800.56
  4. Step 4: Simplify right side
    43,888.12x = 1,039,927,444.88
  5. Step 5: Solve for x
    x = 1,039,927,444.88/43,888.12
  6. Step 6: Final answer
    x = 23,694.96

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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.