Home / 19,704.60-27,191.84-10,752.21

Finding the Fourth Proportional to 19,704.60, 27,191.84 and 10,752.21

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Solution

The fourth proportional to 19,704.60, 27,191.84 and 10,752.21 is: 14,837.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,704.60 : 27,191.84 = 10,752.21 : x
  2. Step 2: Convert to fraction form
    19,704.60/27,191.84 = 10,752.21/x
  3. Step 3: Cross multiply
    19,704.60x = 27,191.84 × 10,752.21
  4. Step 4: Simplify right side
    19,704.60x = 292,372,320.21
  5. Step 5: Solve for x
    x = 292,372,320.21/19,704.60
  6. Step 6: Final answer
    x = 14,837.77

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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.