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Finding the Fourth Proportional to 30,349.20, 45,523.80 and 23,342.70

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Solution

The fourth proportional to 30,349.20, 45,523.80 and 23,342.70 is: 35,014.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,349.20 : 45,523.80 = 23,342.70 : x
  2. Step 2: Convert to fraction form
    30,349.20/45,523.80 = 23,342.70/x
  3. Step 3: Cross multiply
    30,349.20x = 45,523.80 × 23,342.70
  4. Step 4: Simplify right side
    30,349.20x = 1,062,648,406.26
  5. Step 5: Solve for x
    x = 1,062,648,406.26/30,349.20
  6. Step 6: Final answer
    x = 35,014.05

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.