Home / 27,699.40-41,549.10-16,618.60

Finding the Fourth Proportional to 27,699.40, 41,549.10 and 16,618.60

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Solution

The fourth proportional to 27,699.40, 41,549.10 and 16,618.60 is: 24,927.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,699.40 : 41,549.10 = 16,618.60 : x
  2. Step 2: Convert to fraction form
    27,699.40/41,549.10 = 16,618.60/x
  3. Step 3: Cross multiply
    27,699.40x = 41,549.10 × 16,618.60
  4. Step 4: Simplify right side
    27,699.40x = 690,487,873.26
  5. Step 5: Solve for x
    x = 690,487,873.26/27,699.40
  6. Step 6: Final answer
    x = 24,927.90

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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.