Home / 30,036.69-41,449.89-16,607.61

Finding the Fourth Proportional to 30,036.69, 41,449.89 and 16,607.61

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Solution

The fourth proportional to 30,036.69, 41,449.89 and 16,607.61 is: 22,918.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,036.69 : 41,449.89 = 16,607.61 : x
  2. Step 2: Convert to fraction form
    30,036.69/41,449.89 = 16,607.61/x
  3. Step 3: Cross multiply
    30,036.69x = 41,449.89 × 16,607.61
  4. Step 4: Simplify right side
    30,036.69x = 688,383,607.66
  5. Step 5: Solve for x
    x = 688,383,607.66/30,036.69
  6. Step 6: Final answer
    x = 22,918.09

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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.