Home / 30,815.70-46,223.55-22,359.30

Finding the Fourth Proportional to 30,815.70, 46,223.55 and 22,359.30

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Solution

The fourth proportional to 30,815.70, 46,223.55 and 22,359.30 is: 33,538.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,815.70 : 46,223.55 = 22,359.30 : x
  2. Step 2: Convert to fraction form
    30,815.70/46,223.55 = 22,359.30/x
  3. Step 3: Cross multiply
    30,815.70x = 46,223.55 × 22,359.30
  4. Step 4: Simplify right side
    30,815.70x = 1,033,526,221.52
  5. Step 5: Solve for x
    x = 1,033,526,221.52/30,815.70
  6. Step 6: Final answer
    x = 33,538.95

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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.