Home / 30,232.05-45,348.18-9,172.27

Finding the Fourth Proportional to 30,232.05, 45,348.18 and 9,172.27

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Solution

The fourth proportional to 30,232.05, 45,348.18 and 9,172.27 is: 13,758.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,232.05 : 45,348.18 = 9,172.27 : x
  2. Step 2: Convert to fraction form
    30,232.05/45,348.18 = 9,172.27/x
  3. Step 3: Cross multiply
    30,232.05x = 45,348.18 × 9,172.27
  4. Step 4: Simplify right side
    30,232.05x = 415,945,842.05
  5. Step 5: Solve for x
    x = 415,945,842.05/30,232.05
  6. Step 6: Final answer
    x = 13,758.44

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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.