Home / 27,305.83-40,973.46-11,521.80

Finding the Fourth Proportional to 27,305.83, 40,973.46 and 11,521.80

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Solution

The fourth proportional to 27,305.83, 40,973.46 and 11,521.80 is: 17,288.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,305.83 : 40,973.46 = 11,521.80 : x
  2. Step 2: Convert to fraction form
    27,305.83/40,973.46 = 11,521.80/x
  3. Step 3: Cross multiply
    27,305.83x = 40,973.46 × 11,521.80
  4. Step 4: Simplify right side
    27,305.83x = 472,088,011.43
  5. Step 5: Solve for x
    x = 472,088,011.43/27,305.83
  6. Step 6: Final answer
    x = 17,288.91

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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.