Home / 30,048.68-41,464.38-16,619.58

Finding the Fourth Proportional to 30,048.68, 41,464.38 and 16,619.58

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Solution

The fourth proportional to 30,048.68, 41,464.38 and 16,619.58 is: 22,933.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,048.68 : 41,464.38 = 16,619.58 : x
  2. Step 2: Convert to fraction form
    30,048.68/41,464.38 = 16,619.58/x
  3. Step 3: Cross multiply
    30,048.68x = 41,464.38 × 16,619.58
  4. Step 4: Simplify right side
    30,048.68x = 689,120,580.56
  5. Step 5: Solve for x
    x = 689,120,580.56/30,048.68
  6. Step 6: Final answer
    x = 22,933.47

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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.