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Finding the Fourth Proportional to 30,453.94, 45,633.04 and 23,425.47

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Solution

The fourth proportional to 30,453.94, 45,633.04 and 23,425.47 is: 35,101.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,453.94 : 45,633.04 = 23,425.47 : x
  2. Step 2: Convert to fraction form
    30,453.94/45,633.04 = 23,425.47/x
  3. Step 3: Cross multiply
    30,453.94x = 45,633.04 × 23,425.47
  4. Step 4: Simplify right side
    30,453.94x = 1,068,975,350.97
  5. Step 5: Solve for x
    x = 1,068,975,350.97/30,453.94
  6. Step 6: Final answer
    x = 35,101.38

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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.