Home / 30,500.62-45,732.84-9,434.42

Finding the Fourth Proportional to 30,500.62, 45,732.84 and 9,434.42

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Solution

The fourth proportional to 30,500.62, 45,732.84 and 9,434.42 is: 14,146.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,500.62 : 45,732.84 = 9,434.42 : x
  2. Step 2: Convert to fraction form
    30,500.62/45,732.84 = 9,434.42/x
  3. Step 3: Cross multiply
    30,500.62x = 45,732.84 × 9,434.42
  4. Step 4: Simplify right side
    30,500.62x = 431,462,820.35
  5. Step 5: Solve for x
    x = 431,462,820.35/30,500.62
  6. Step 6: Final answer
    x = 14,146.03

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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.