Home / 27,421.14-37,841.36-14,845.90

Finding the Fourth Proportional to 27,421.14, 37,841.36 and 14,845.90

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Solution

The fourth proportional to 27,421.14, 37,841.36 and 14,845.90 is: 20,487.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,421.14 : 37,841.36 = 14,845.90 : x
  2. Step 2: Convert to fraction form
    27,421.14/37,841.36 = 14,845.90/x
  3. Step 3: Cross multiply
    27,421.14x = 37,841.36 × 14,845.90
  4. Step 4: Simplify right side
    27,421.14x = 561,789,046.42
  5. Step 5: Solve for x
    x = 561,789,046.42/27,421.14
  6. Step 6: Final answer
    x = 20,487.44

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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.