Home / 30,007.62-41,412.94-16,580.05

Finding the Fourth Proportional to 30,007.62, 41,412.94 and 16,580.05

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Solution

The fourth proportional to 30,007.62, 41,412.94 and 16,580.05 is: 22,881.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,007.62 : 41,412.94 = 16,580.05 : x
  2. Step 2: Convert to fraction form
    30,007.62/41,412.94 = 16,580.05/x
  3. Step 3: Cross multiply
    30,007.62x = 41,412.94 × 16,580.05
  4. Step 4: Simplify right side
    30,007.62x = 686,628,470.86
  5. Step 5: Solve for x
    x = 686,628,470.86/30,007.62
  6. Step 6: Final answer
    x = 22,881.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.