Home / 19,752.48-27,259.20-11,792.88

Finding the Fourth Proportional to 19,752.48, 27,259.20 and 11,792.88

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Solution

The fourth proportional to 19,752.48, 27,259.20 and 11,792.88 is: 16,274.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,752.48 : 27,259.20 = 11,792.88 : x
  2. Step 2: Convert to fraction form
    19,752.48/27,259.20 = 11,792.88/x
  3. Step 3: Cross multiply
    19,752.48x = 27,259.20 × 11,792.88
  4. Step 4: Simplify right side
    19,752.48x = 321,464,474.50
  5. Step 5: Solve for x
    x = 321,464,474.50/19,752.48
  6. Step 6: Final answer
    x = 16,274.64

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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.