Home / 30,051.24-41,465.78-16,619.88

Finding the Fourth Proportional to 30,051.24, 41,465.78 and 16,619.88

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Solution

The fourth proportional to 30,051.24, 41,465.78 and 16,619.88 is: 22,932.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,051.24 : 41,465.78 = 16,619.88 : x
  2. Step 2: Convert to fraction form
    30,051.24/41,465.78 = 16,619.88/x
  3. Step 3: Cross multiply
    30,051.24x = 41,465.78 × 16,619.88
  4. Step 4: Simplify right side
    30,051.24x = 689,156,287.71
  5. Step 5: Solve for x
    x = 689,156,287.71/30,051.24
  6. Step 6: Final answer
    x = 22,932.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.