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Finding the Fourth Proportional to 30,843.83, 46,282.85 and 15,048.99

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Solution

The fourth proportional to 30,843.83, 46,282.85 and 15,048.99 is: 22,581.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,843.83 : 46,282.85 = 15,048.99 : x
  2. Step 2: Convert to fraction form
    30,843.83/46,282.85 = 15,048.99/x
  3. Step 3: Cross multiply
    30,843.83x = 46,282.85 × 15,048.99
  4. Step 4: Simplify right side
    30,843.83x = 696,510,128.01
  5. Step 5: Solve for x
    x = 696,510,128.01/30,843.83
  6. Step 6: Final answer
    x = 22,581.83

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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.