Home / 19,713.76-27,204.80-10,761.32

Finding the Fourth Proportional to 19,713.76, 27,204.80 and 10,761.32

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Solution

The fourth proportional to 19,713.76, 27,204.80 and 10,761.32 is: 14,850.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,713.76 : 27,204.80 = 10,761.32 : x
  2. Step 2: Convert to fraction form
    19,713.76/27,204.80 = 10,761.32/x
  3. Step 3: Cross multiply
    19,713.76x = 27,204.80 × 10,761.32
  4. Step 4: Simplify right side
    19,713.76x = 292,759,558.34
  5. Step 5: Solve for x
    x = 292,759,558.34/19,713.76
  6. Step 6: Final answer
    x = 14,850.52

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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.