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Finding the Fourth Proportional to 19,752.71, 27,259.59 and 10,799.68

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Solution

The fourth proportional to 19,752.71, 27,259.59 and 10,799.68 is: 14,904.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,752.71 : 27,259.59 = 10,799.68 : x
  2. Step 2: Convert to fraction form
    19,752.71/27,259.59 = 10,799.68/x
  3. Step 3: Cross multiply
    19,752.71x = 27,259.59 × 10,799.68
  4. Step 4: Simplify right side
    19,752.71x = 294,394,811.64
  5. Step 5: Solve for x
    x = 294,394,811.64/19,752.71
  6. Step 6: Final answer
    x = 14,904.02

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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.