Home / 19,576.70-29,370.45-9,716.30

Finding the Fourth Proportional to 19,576.70, 29,370.45 and 9,716.30

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Solution

The fourth proportional to 19,576.70, 29,370.45 and 9,716.30 is: 14,577.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,576.70 : 29,370.45 = 9,716.30 : x
  2. Step 2: Convert to fraction form
    19,576.70/29,370.45 = 9,716.30/x
  3. Step 3: Cross multiply
    19,576.70x = 29,370.45 × 9,716.30
  4. Step 4: Simplify right side
    19,576.70x = 285,372,103.34
  5. Step 5: Solve for x
    x = 285,372,103.34/19,576.70
  6. Step 6: Final answer
    x = 14,577.13

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1.5x scale

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.