Home / 30,296.64-45,445.44-9,237.12

Finding the Fourth Proportional to 30,296.64, 45,445.44 and 9,237.12

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Solution

The fourth proportional to 30,296.64, 45,445.44 and 9,237.12 is: 13,855.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,296.64 : 45,445.44 = 9,237.12 : x
  2. Step 2: Convert to fraction form
    30,296.64/45,445.44 = 9,237.12/x
  3. Step 3: Cross multiply
    30,296.64x = 45,445.44 × 9,237.12
  4. Step 4: Simplify right side
    30,296.64x = 419,784,982.73
  5. Step 5: Solve for x
    x = 419,784,982.73/30,296.64
  6. Step 6: Final answer
    x = 13,855.83

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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.