Home / 19,713.86-27,204.69-10,761.51

Finding the Fourth Proportional to 19,713.86, 27,204.69 and 10,761.51

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Solution

The fourth proportional to 19,713.86, 27,204.69 and 10,761.51 is: 14,850.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,713.86 : 27,204.69 = 10,761.51 : x
  2. Step 2: Convert to fraction form
    19,713.86/27,204.69 = 10,761.51/x
  3. Step 3: Cross multiply
    19,713.86x = 27,204.69 × 10,761.51
  4. Step 4: Simplify right side
    19,713.86x = 292,763,502.37
  5. Step 5: Solve for x
    x = 292,763,502.37/19,713.86
  6. Step 6: Final answer
    x = 14,850.65

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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.