Home / 22,399.92-33,603.30-7,609.68

Finding the Fourth Proportional to 22,399.92, 33,603.30 and 7,609.68

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Solution

The fourth proportional to 22,399.92, 33,603.30 and 7,609.68 is: 11,415.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,399.92 : 33,603.30 = 7,609.68 : x
  2. Step 2: Convert to fraction form
    22,399.92/33,603.30 = 7,609.68/x
  3. Step 3: Cross multiply
    22,399.92x = 33,603.30 × 7,609.68
  4. Step 4: Simplify right side
    22,399.92x = 255,710,359.94
  5. Step 5: Solve for x
    x = 255,710,359.94/22,399.92
  6. Step 6: Final answer
    x = 11,415.68

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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.