Home / 33,006.64-45,539.40-18,858.64

Finding the Fourth Proportional to 33,006.64, 45,539.40 and 18,858.64

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Solution

The fourth proportional to 33,006.64, 45,539.40 and 18,858.64 is: 26,019.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,006.64 : 45,539.40 = 18,858.64 : x
  2. Step 2: Convert to fraction form
    33,006.64/45,539.40 = 18,858.64/x
  3. Step 3: Cross multiply
    33,006.64x = 45,539.40 × 18,858.64
  4. Step 4: Simplify right side
    33,006.64x = 858,811,150.42
  5. Step 5: Solve for x
    x = 858,811,150.42/33,006.64
  6. Step 6: Final answer
    x = 26,019.34

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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.