Home / 19,717.63-27,209.99-10,764.93

Finding the Fourth Proportional to 19,717.63, 27,209.99 and 10,764.93

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Solution

The fourth proportional to 19,717.63, 27,209.99 and 10,764.93 is: 14,855.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,717.63 : 27,209.99 = 10,764.93 : x
  2. Step 2: Convert to fraction form
    19,717.63/27,209.99 = 10,764.93/x
  3. Step 3: Cross multiply
    19,717.63x = 27,209.99 × 10,764.93
  4. Step 4: Simplify right side
    19,717.63x = 292,913,766.60
  5. Step 5: Solve for x
    x = 292,913,766.60/19,717.63
  6. Step 6: Final answer
    x = 14,855.43

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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.