Home / 27,320.20-40,980.30-26,664.10

Finding the Fourth Proportional to 27,320.20, 40,980.30 and 26,664.10

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Solution

The fourth proportional to 27,320.20, 40,980.30 and 26,664.10 is: 39,996.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,320.20 : 40,980.30 = 26,664.10 : x
  2. Step 2: Convert to fraction form
    27,320.20/40,980.30 = 26,664.10/x
  3. Step 3: Cross multiply
    27,320.20x = 40,980.30 × 26,664.10
  4. Step 4: Simplify right side
    27,320.20x = 1,092,702,817.23
  5. Step 5: Solve for x
    x = 1,092,702,817.23/27,320.20
  6. Step 6: Final answer
    x = 39,996.15

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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.