Home / 30,716.52-46,074.24-9,940.02

Finding the Fourth Proportional to 30,716.52, 46,074.24 and 9,940.02

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Solution

The fourth proportional to 30,716.52, 46,074.24 and 9,940.02 is: 14,909.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,716.52 : 46,074.24 = 9,940.02 : x
  2. Step 2: Convert to fraction form
    30,716.52/46,074.24 = 9,940.02/x
  3. Step 3: Cross multiply
    30,716.52x = 46,074.24 × 9,940.02
  4. Step 4: Simplify right side
    30,716.52x = 457,978,867.08
  5. Step 5: Solve for x
    x = 457,978,867.08/30,716.52
  6. Step 6: Final answer
    x = 14,909.86

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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.