Home / 27,426.14-37,848.78-16,821.62

Finding the Fourth Proportional to 27,426.14, 37,848.78 and 16,821.62

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Solution

The fourth proportional to 27,426.14, 37,848.78 and 16,821.62 is: 23,214.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,426.14 : 37,848.78 = 16,821.62 : x
  2. Step 2: Convert to fraction form
    27,426.14/37,848.78 = 16,821.62/x
  3. Step 3: Cross multiply
    27,426.14x = 37,848.78 × 16,821.62
  4. Step 4: Simplify right side
    27,426.14x = 636,677,605.38
  5. Step 5: Solve for x
    x = 636,677,605.38/27,426.14
  6. Step 6: Final answer
    x = 23,214.27

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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.