Home / 19,817.38-29,729.94-7,337.50

Finding the Fourth Proportional to 19,817.38, 29,729.94 and 7,337.50

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Solution

The fourth proportional to 19,817.38, 29,729.94 and 7,337.50 is: 11,007.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,817.38 : 29,729.94 = 7,337.50 : x
  2. Step 2: Convert to fraction form
    19,817.38/29,729.94 = 7,337.50/x
  3. Step 3: Cross multiply
    19,817.38x = 29,729.94 × 7,337.50
  4. Step 4: Simplify right side
    19,817.38x = 218,143,434.75
  5. Step 5: Solve for x
    x = 218,143,434.75/19,817.38
  6. Step 6: Final answer
    x = 11,007.68

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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.