Home / 30,343.37-45,496.04-9,276.44

Finding the Fourth Proportional to 30,343.37, 45,496.04 and 9,276.44

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Solution

The fourth proportional to 30,343.37, 45,496.04 and 9,276.44 is: 13,908.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,343.37 : 45,496.04 = 9,276.44 : x
  2. Step 2: Convert to fraction form
    30,343.37/45,496.04 = 9,276.44/x
  3. Step 3: Cross multiply
    30,343.37x = 45,496.04 × 9,276.44
  4. Step 4: Simplify right side
    30,343.37x = 422,041,011.44
  5. Step 5: Solve for x
    x = 422,041,011.44/30,343.37
  6. Step 6: Final answer
    x = 13,908.84

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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.