Home / 27,417.30-41,142.15-18,084.30

Finding the Fourth Proportional to 27,417.30, 41,142.15 and 18,084.30

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Solution

The fourth proportional to 27,417.30, 41,142.15 and 18,084.30 is: 27,137.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,417.30 : 41,142.15 = 18,084.30 : x
  2. Step 2: Convert to fraction form
    27,417.30/41,142.15 = 18,084.30/x
  3. Step 3: Cross multiply
    27,417.30x = 41,142.15 × 18,084.30
  4. Step 4: Simplify right side
    27,417.30x = 744,026,983.25
  5. Step 5: Solve for x
    x = 744,026,983.25/27,417.30
  6. Step 6: Final answer
    x = 27,137.14

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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.