Home / 30,349.38-45,524.07-9,574.50

Finding the Fourth Proportional to 30,349.38, 45,524.07 and 9,574.50

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Solution

The fourth proportional to 30,349.38, 45,524.07 and 9,574.50 is: 14,361.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,349.38 : 45,524.07 = 9,574.50 : x
  2. Step 2: Convert to fraction form
    30,349.38/45,524.07 = 9,574.50/x
  3. Step 3: Cross multiply
    30,349.38x = 45,524.07 × 9,574.50
  4. Step 4: Simplify right side
    30,349.38x = 435,870,208.22
  5. Step 5: Solve for x
    x = 435,870,208.22/30,349.38
  6. Step 6: Final answer
    x = 14,361.75

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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.