Home / 19,883.50-27,410.30-13,896.58

Finding the Fourth Proportional to 19,883.50, 27,410.30 and 13,896.58

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Solution

The fourth proportional to 19,883.50, 27,410.30 and 13,896.58 is: 19,157.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,883.50 : 27,410.30 = 13,896.58 : x
  2. Step 2: Convert to fraction form
    19,883.50/27,410.30 = 13,896.58/x
  3. Step 3: Cross multiply
    19,883.50x = 27,410.30 × 13,896.58
  4. Step 4: Simplify right side
    19,883.50x = 380,909,426.77
  5. Step 5: Solve for x
    x = 380,909,426.77/19,883.50
  6. Step 6: Final answer
    x = 19,157.06

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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.