Home / 43,247.49-64,870.41-15,159.75

Finding the Fourth Proportional to 43,247.49, 64,870.41 and 15,159.75

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Solution

The fourth proportional to 43,247.49, 64,870.41 and 15,159.75 is: 22,739.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,247.49 : 64,870.41 = 15,159.75 : x
  2. Step 2: Convert to fraction form
    43,247.49/64,870.41 = 15,159.75/x
  3. Step 3: Cross multiply
    43,247.49x = 64,870.41 × 15,159.75
  4. Step 4: Simplify right side
    43,247.49x = 983,419,198.00
  5. Step 5: Solve for x
    x = 983,419,198.00/43,247.49
  6. Step 6: Final answer
    x = 22,739.34

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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.