Home / 30,304.59-45,459.51-9,249.38

Finding the Fourth Proportional to 30,304.59, 45,459.51 and 9,249.38

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Solution

The fourth proportional to 30,304.59, 45,459.51 and 9,249.38 is: 13,874.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,304.59 : 45,459.51 = 9,249.38 : x
  2. Step 2: Convert to fraction form
    30,304.59/45,459.51 = 9,249.38/x
  3. Step 3: Cross multiply
    30,304.59x = 45,459.51 × 9,249.38
  4. Step 4: Simplify right side
    30,304.59x = 420,472,282.60
  5. Step 5: Solve for x
    x = 420,472,282.60/30,304.59
  6. Step 6: Final answer
    x = 13,874.87

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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.