Home / 19,713.86-27,205.77-10,761.84

Finding the Fourth Proportional to 19,713.86, 27,205.77 and 10,761.84

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Solution

The fourth proportional to 19,713.86, 27,205.77 and 10,761.84 is: 14,851.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,713.86 : 27,205.77 = 10,761.84 : x
  2. Step 2: Convert to fraction form
    19,713.86/27,205.77 = 10,761.84/x
  3. Step 3: Cross multiply
    19,713.86x = 27,205.77 × 10,761.84
  4. Step 4: Simplify right side
    19,713.86x = 292,784,143.82
  5. Step 5: Solve for x
    x = 292,784,143.82/19,713.86
  6. Step 6: Final answer
    x = 14,851.69

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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.