Home / 43,271.46-64,936.35-19,585.44

Finding the Fourth Proportional to 43,271.46, 64,936.35 and 19,585.44

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Solution

The fourth proportional to 43,271.46, 64,936.35 and 19,585.44 is: 29,391.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,271.46 : 64,936.35 = 19,585.44 : x
  2. Step 2: Convert to fraction form
    43,271.46/64,936.35 = 19,585.44/x
  3. Step 3: Cross multiply
    43,271.46x = 64,936.35 × 19,585.44
  4. Step 4: Simplify right side
    43,271.46x = 1,271,806,986.74
  5. Step 5: Solve for x
    x = 1,271,806,986.74/43,271.46
  6. Step 6: Final answer
    x = 29,391.36

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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.